21219691392

素因数分解:

$2^7\times 3^3\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:686

約数の個数: 256

約数和(自身を含む): 63931560000

約数和(自身を除く): 42711868608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 73, 96, 108, 128, 144, 146, 192, 216, 219, 241, 288, 292, 349, 384, 432, 438, 482, 576, 584, 657, 698, 723, 864, 876, 964, 1047, 1152, 1168, 1314, 1396, 1446, 1728, 1752, 1928, 1971, 2094, 2169, 2336, 2628, 2792, 2892, 3141, 3456, 3504, 3856, 3942, 4188, 4338, 4672, 5256, 5584, 5784, 6282, 6507, 7008, 7712, 7884, 8376, 8676, 9344, 9423, 10512, 11168, 11568, 12564, 13014, 14016, 15424, 15768, 16752, 17352, 17593, 18846, 21024, 22336, 23136, 25128, 25477, 26028, 28032, 30848, 31536, 33504, 34704, 35186, 37692, 42048, 44672, 46272, 50256, 50954, 52056, 52779, 63072, 67008, 69408, 70372, 75384, 76431, 84096, 84109, 92544, 100512, 101908, 104112, 105558, 126144, 134016, 138816, 140744, 150768, 152862, 158337, 168218, 201024, 203816, 208224, 211116, 229293, 252288, 252327, 277632, 281488, 301536, 305724, 316674, 336436, 402048, 407632, 416448, 422232, 458586, 475011, 504654, 562976, 603072, 611448, 633348, 672872, 687879, 756981, 815264, 832896, 844464, 917172, 950022, 1009308, 1125952, 1206144, 1222896, 1266696, 1345744, 1375758, 1513962, 1630528, 1688928, 1834344, 1900044, 2018616, 2251904, 2270943, 2445792, 2533392, 2691488, 2751516, 3027924, 3261056, 3377856, 3668688, 3800088, 4037232, 4541886, 4891584, 5066784, 5382976, 5503032, 6055848, 6139957, 6755712, 7337376, 7600176, 8074464, 9083772, 9783168, 10133568, 10765952, 11006064, 12111696, 12279914, 14674752, 15200352, 16148928, 18167544, 18419871, 20267136, 22012128, 24223392, 24559828, 29349504, 30400704, 32297856, 36335088, 36839742, 44024256, 48446784, 49119656, 55259613, 60801408, 72670176, 73679484, 88048512, 96893568, 98239312, 110519226, 145340352, 147358968, 165778839, 196478624, 221038452, 290680704, 294717936, 331557678, 392957248, 442076904, 589435872, 663115356, 785914496, 884153808, 1178871744, 1326230712, 1768307616, 2357743488, 2652461424, 3536615232, 5304922848, 7073230464, 10609845696, 21219691392]

約数ペア:

[(1, 21219691392), (2, 10609845696), (3, 7073230464), (4, 5304922848), (6, 3536615232), (8, 2652461424), (9, 2357743488), (12, 1768307616), (16, 1326230712), (18, 1178871744), (24, 884153808), (27, 785914496), (32, 663115356), (36, 589435872), (48, 442076904), (54, 392957248), (64, 331557678), (72, 294717936), (73, 290680704), (96, 221038452), (108, 196478624), (128, 165778839), (144, 147358968), (146, 145340352), (192, 110519226), (216, 98239312), (219, 96893568), (241, 88048512), (288, 73679484), (292, 72670176), (349, 60801408), (384, 55259613), (432, 49119656), (438, 48446784), (482, 44024256), (576, 36839742), (584, 36335088), (657, 32297856), (698, 30400704), (723, 29349504), (864, 24559828), (876, 24223392), (964, 22012128), (1047, 20267136), (1152, 18419871), (1168, 18167544), (1314, 16148928), (1396, 15200352), (1446, 14674752), (1728, 12279914), (1752, 12111696), (1928, 11006064), (1971, 10765952), (2094, 10133568), (2169, 9783168), (2336, 9083772), (2628, 8074464), (2792, 7600176), (2892, 7337376), (3141, 6755712), (3456, 6139957), (3504, 6055848), (3856, 5503032), (3942, 5382976), (4188, 5066784), (4338, 4891584), (4672, 4541886), (5256, 4037232), (5584, 3800088), (5784, 3668688), (6282, 3377856), (6507, 3261056), (7008, 3027924), (7712, 2751516), (7884, 2691488), (8376, 2533392), (8676, 2445792), (9344, 2270943), (9423, 2251904), (10512, 2018616), (11168, 1900044), (11568, 1834344), (12564, 1688928), (13014, 1630528), (14016, 1513962), (15424, 1375758), (15768, 1345744), (16752, 1266696), (17352, 1222896), (17593, 1206144), (18846, 1125952), (21024, 1009308), (22336, 950022), (23136, 917172), (25128, 844464), (25477, 832896), (26028, 815264), (28032, 756981), (30848, 687879), (31536, 672872), (33504, 633348), (34704, 611448), (35186, 603072), (37692, 562976), (42048, 504654), (44672, 475011), (46272, 458586), (50256, 422232), (50954, 416448), (52056, 407632), (52779, 402048), (63072, 336436), (67008, 316674), (69408, 305724), (70372, 301536), (75384, 281488), (76431, 277632), (84096, 252327), (84109, 252288), (92544, 229293), (100512, 211116), (101908, 208224), (104112, 203816), (105558, 201024), (126144, 168218), (134016, 158337), (138816, 152862), (140744, 150768)]