21167741868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{52249}}^1$

素因数の和:52336

約数の個数: 144

約数和(自身を含む): 63043596000

約数和(自身を除く): 41875854132

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 53, 78, 84, 91, 98, 106, 147, 156, 159, 182, 196, 212, 273, 294, 318, 364, 371, 546, 588, 636, 637, 689, 742, 1092, 1113, 1274, 1378, 1484, 1911, 2067, 2226, 2548, 2597, 2756, 3822, 4134, 4452, 4823, 5194, 7644, 7791, 8268, 9646, 10388, 14469, 15582, 19292, 28938, 31164, 33761, 52249, 57876, 67522, 101283, 104498, 135044, 156747, 202566, 208996, 313494, 365743, 405132, 626988, 679237, 731486, 1097229, 1358474, 1462972, 2037711, 2194458, 2560201, 2716948, 2769197, 4075422, 4388916, 4754659, 5120402, 5538394, 7680603, 8150844, 8307591, 9509318, 10240804, 11076788, 14263977, 15361206, 16615182, 19018636, 19384379, 28527954, 30722412, 33230364, 33282613, 35999561, 38768758, 57055908, 58153137, 66565226, 71999122, 77537516, 99847839, 107998683, 116306274, 133130452, 135690653, 143998244, 199695678, 215997366, 232612548, 251996927, 271381306, 399391356, 407071959, 431994732, 503993854, 542762612, 755990781, 814143918, 1007987708, 1511981562, 1628287836, 1763978489, 3023963124, 3527956978, 5291935467, 7055913956, 10583870934, 21167741868]

約数ペア:

[(1, 21167741868), (2, 10583870934), (3, 7055913956), (4, 5291935467), (6, 3527956978), (7, 3023963124), (12, 1763978489), (13, 1628287836), (14, 1511981562), (21, 1007987708), (26, 814143918), (28, 755990781), (39, 542762612), (42, 503993854), (49, 431994732), (52, 407071959), (53, 399391356), (78, 271381306), (84, 251996927), (91, 232612548), (98, 215997366), (106, 199695678), (147, 143998244), (156, 135690653), (159, 133130452), (182, 116306274), (196, 107998683), (212, 99847839), (273, 77537516), (294, 71999122), (318, 66565226), (364, 58153137), (371, 57055908), (546, 38768758), (588, 35999561), (636, 33282613), (637, 33230364), (689, 30722412), (742, 28527954), (1092, 19384379), (1113, 19018636), (1274, 16615182), (1378, 15361206), (1484, 14263977), (1911, 11076788), (2067, 10240804), (2226, 9509318), (2548, 8307591), (2597, 8150844), (2756, 7680603), (3822, 5538394), (4134, 5120402), (4452, 4754659), (4823, 4388916), (5194, 4075422), (7644, 2769197), (7791, 2716948), (8268, 2560201), (9646, 2194458), (10388, 2037711), (14469, 1462972), (15582, 1358474), (19292, 1097229), (28938, 731486), (31164, 679237), (33761, 626988), (52249, 405132), (57876, 365743), (67522, 313494), (101283, 208996), (104498, 202566), (135044, 156747)]