21151292016

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{26209}}^1$

素因数の和:26303

約数の個数: 160

約数和(自身を含む): 61776760320

約数和(自身を除く): 40625468304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 43, 46, 48, 51, 68, 69, 86, 92, 102, 129, 136, 138, 172, 184, 204, 258, 272, 276, 344, 368, 391, 408, 516, 552, 688, 731, 782, 816, 989, 1032, 1104, 1173, 1462, 1564, 1978, 2064, 2193, 2346, 2924, 2967, 3128, 3956, 4386, 4692, 5848, 5934, 6256, 7912, 8772, 9384, 11696, 11868, 15824, 16813, 17544, 18768, 23736, 26209, 33626, 35088, 47472, 50439, 52418, 67252, 78627, 100878, 104836, 134504, 157254, 201756, 209672, 269008, 314508, 403512, 419344, 445553, 602807, 629016, 807024, 891106, 1126987, 1205614, 1258032, 1336659, 1782212, 1808421, 2253974, 2411228, 2673318, 3380961, 3564424, 3616842, 4507948, 4822456, 5346636, 6761922, 7128848, 7233684, 9015896, 9644912, 10247719, 10693272, 13523844, 14467368, 18031792, 19158779, 20495438, 21386544, 25920701, 27047688, 28934736, 30743157, 38317558, 40990876, 51841402, 54095376, 57476337, 61486314, 76635116, 77762103, 81981752, 103682804, 114952674, 122972628, 153270232, 155524206, 163963504, 207365608, 229905348, 245945256, 306540464, 311048412, 414731216, 440651917, 459810696, 491890512, 622096824, 881303834, 919621392, 1244193648, 1321955751, 1762607668, 2643911502, 3525215336, 5287823004, 7050430672, 10575646008, 21151292016]

約数ペア:

[(1, 21151292016), (2, 10575646008), (3, 7050430672), (4, 5287823004), (6, 3525215336), (8, 2643911502), (12, 1762607668), (16, 1321955751), (17, 1244193648), (23, 919621392), (24, 881303834), (34, 622096824), (43, 491890512), (46, 459810696), (48, 440651917), (51, 414731216), (68, 311048412), (69, 306540464), (86, 245945256), (92, 229905348), (102, 207365608), (129, 163963504), (136, 155524206), (138, 153270232), (172, 122972628), (184, 114952674), (204, 103682804), (258, 81981752), (272, 77762103), (276, 76635116), (344, 61486314), (368, 57476337), (391, 54095376), (408, 51841402), (516, 40990876), (552, 38317558), (688, 30743157), (731, 28934736), (782, 27047688), (816, 25920701), (989, 21386544), (1032, 20495438), (1104, 19158779), (1173, 18031792), (1462, 14467368), (1564, 13523844), (1978, 10693272), (2064, 10247719), (2193, 9644912), (2346, 9015896), (2924, 7233684), (2967, 7128848), (3128, 6761922), (3956, 5346636), (4386, 4822456), (4692, 4507948), (5848, 3616842), (5934, 3564424), (6256, 3380961), (7912, 2673318), (8772, 2411228), (9384, 2253974), (11696, 1808421), (11868, 1782212), (15824, 1336659), (16813, 1258032), (17544, 1205614), (18768, 1126987), (23736, 891106), (26209, 807024), (33626, 629016), (35088, 602807), (47472, 445553), (50439, 419344), (52418, 403512), (67252, 314508), (78627, 269008), (100878, 209672), (104836, 201756), (134504, 157254)]