21497932008

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{68687}}^1$

素因数の和:68738

約数の個数: 192

約数和(自身を含む): 72007004160

約数和(自身を除く): 50509072152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 81, 84, 92, 108, 126, 138, 161, 162, 168, 184, 189, 207, 216, 243, 252, 276, 322, 324, 378, 414, 483, 486, 504, 552, 567, 621, 644, 648, 756, 828, 966, 972, 1134, 1242, 1288, 1449, 1512, 1656, 1701, 1863, 1932, 1944, 2268, 2484, 2898, 3402, 3726, 3864, 4347, 4536, 4968, 5589, 5796, 6804, 7452, 8694, 11178, 11592, 13041, 13608, 14904, 17388, 22356, 26082, 34776, 39123, 44712, 52164, 68687, 78246, 104328, 137374, 156492, 206061, 274748, 312984, 412122, 480809, 549496, 618183, 824244, 961618, 1236366, 1442427, 1579801, 1648488, 1854549, 1923236, 2472732, 2884854, 3159602, 3709098, 3846472, 4327281, 4739403, 4945464, 5563647, 5769708, 6319204, 7418196, 8654562, 9478806, 11058607, 11127294, 11539416, 12638408, 12981843, 14218209, 14836392, 16690941, 17309124, 18957612, 22117214, 22254588, 25963686, 28436418, 33175821, 33381882, 34618248, 37915224, 38945529, 42654627, 44234428, 44509176, 51927372, 56872836, 66351642, 66763764, 77891058, 85309254, 88468856, 99527463, 103854744, 113745672, 116836587, 127963881, 132703284, 133527528, 155782116, 170618508, 199054926, 233673174, 255927762, 265406568, 298582389, 311564232, 341237016, 383891643, 398109852, 467346348, 511855524, 597164778, 767783286, 796219704, 895747167, 934692696, 1023711048, 1194329556, 1535566572, 1791494334, 2388659112, 2687241501, 3071133144, 3582988668, 5374483002, 7165977336, 10748966004, 21497932008]

約数ペア:

[(1, 21497932008), (2, 10748966004), (3, 7165977336), (4, 5374483002), (6, 3582988668), (7, 3071133144), (8, 2687241501), (9, 2388659112), (12, 1791494334), (14, 1535566572), (18, 1194329556), (21, 1023711048), (23, 934692696), (24, 895747167), (27, 796219704), (28, 767783286), (36, 597164778), (42, 511855524), (46, 467346348), (54, 398109852), (56, 383891643), (63, 341237016), (69, 311564232), (72, 298582389), (81, 265406568), (84, 255927762), (92, 233673174), (108, 199054926), (126, 170618508), (138, 155782116), (161, 133527528), (162, 132703284), (168, 127963881), (184, 116836587), (189, 113745672), (207, 103854744), (216, 99527463), (243, 88468856), (252, 85309254), (276, 77891058), (322, 66763764), (324, 66351642), (378, 56872836), (414, 51927372), (483, 44509176), (486, 44234428), (504, 42654627), (552, 38945529), (567, 37915224), (621, 34618248), (644, 33381882), (648, 33175821), (756, 28436418), (828, 25963686), (966, 22254588), (972, 22117214), (1134, 18957612), (1242, 17309124), (1288, 16690941), (1449, 14836392), (1512, 14218209), (1656, 12981843), (1701, 12638408), (1863, 11539416), (1932, 11127294), (1944, 11058607), (2268, 9478806), (2484, 8654562), (2898, 7418196), (3402, 6319204), (3726, 5769708), (3864, 5563647), (4347, 4945464), (4536, 4739403), (4968, 4327281), (5589, 3846472), (5796, 3709098), (6804, 3159602), (7452, 2884854), (8694, 2472732), (11178, 1923236), (11592, 1854549), (13041, 1648488), (13608, 1579801), (14904, 1442427), (17388, 1236366), (22356, 961618), (26082, 824244), (34776, 618183), (39123, 549496), (44712, 480809), (52164, 412122), (68687, 312984), (78246, 274748), (104328, 206061), (137374, 156492)]