21167654368

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:673

約数の個数: 192

約数和(自身を含む): 51219302400

約数和(自身を除く): 30051648032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 79, 112, 133, 152, 157, 158, 224, 266, 304, 314, 316, 401, 532, 553, 608, 628, 632, 802, 1064, 1099, 1106, 1256, 1264, 1501, 1604, 2128, 2198, 2212, 2512, 2528, 2807, 2983, 3002, 3208, 4256, 4396, 4424, 5024, 5614, 5966, 6004, 6416, 7619, 8792, 8848, 10507, 11228, 11932, 12008, 12403, 12832, 15238, 17584, 17696, 20881, 21014, 22456, 23864, 24016, 24806, 30476, 31679, 35168, 41762, 42028, 44912, 47728, 48032, 49612, 53333, 60952, 62957, 63358, 83524, 84056, 86821, 89824, 95456, 99224, 106666, 121904, 125914, 126716, 167048, 168112, 173642, 198448, 213332, 221753, 235657, 243808, 251828, 253432, 334096, 336224, 347284, 396896, 426664, 440699, 443506, 471314, 503656, 506864, 601901, 668192, 694568, 853328, 881398, 887012, 942628, 1007312, 1013728, 1196183, 1203802, 1389136, 1649599, 1706656, 1762796, 1774024, 1885256, 2014624, 2392366, 2407604, 2778272, 3299198, 3525592, 3548048, 3770512, 4213307, 4784732, 4815208, 4973603, 6598396, 7051184, 7096096, 7541024, 8373281, 8426614, 9569464, 9630416, 9947206, 13196792, 14102368, 16746562, 16853228, 19138928, 19260832, 19894412, 26393584, 33493124, 33706456, 34815221, 38277856, 39788824, 52787168, 66986248, 67412912, 69630442, 79577648, 94498457, 133972496, 134825824, 139260884, 159155296, 188996914, 267944992, 278521768, 377993828, 557043536, 661489199, 755987656, 1114087072, 1322978398, 1511975312, 2645956796, 3023950624, 5291913592, 10583827184, 21167654368]

約数ペア:

[(1, 21167654368), (2, 10583827184), (4, 5291913592), (7, 3023950624), (8, 2645956796), (14, 1511975312), (16, 1322978398), (19, 1114087072), (28, 755987656), (32, 661489199), (38, 557043536), (56, 377993828), (76, 278521768), (79, 267944992), (112, 188996914), (133, 159155296), (152, 139260884), (157, 134825824), (158, 133972496), (224, 94498457), (266, 79577648), (304, 69630442), (314, 67412912), (316, 66986248), (401, 52787168), (532, 39788824), (553, 38277856), (608, 34815221), (628, 33706456), (632, 33493124), (802, 26393584), (1064, 19894412), (1099, 19260832), (1106, 19138928), (1256, 16853228), (1264, 16746562), (1501, 14102368), (1604, 13196792), (2128, 9947206), (2198, 9630416), (2212, 9569464), (2512, 8426614), (2528, 8373281), (2807, 7541024), (2983, 7096096), (3002, 7051184), (3208, 6598396), (4256, 4973603), (4396, 4815208), (4424, 4784732), (5024, 4213307), (5614, 3770512), (5966, 3548048), (6004, 3525592), (6416, 3299198), (7619, 2778272), (8792, 2407604), (8848, 2392366), (10507, 2014624), (11228, 1885256), (11932, 1774024), (12008, 1762796), (12403, 1706656), (12832, 1649599), (15238, 1389136), (17584, 1203802), (17696, 1196183), (20881, 1013728), (21014, 1007312), (22456, 942628), (23864, 887012), (24016, 881398), (24806, 853328), (30476, 694568), (31679, 668192), (35168, 601901), (41762, 506864), (42028, 503656), (44912, 471314), (47728, 443506), (48032, 440699), (49612, 426664), (53333, 396896), (60952, 347284), (62957, 336224), (63358, 334096), (83524, 253432), (84056, 251828), (86821, 243808), (89824, 235657), (95456, 221753), (99224, 213332), (106666, 198448), (121904, 173642), (125914, 168112), (126716, 167048)]