21248657295

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{14731}}^1$

素因数の和:14912

約数の個数: 64

約数和(自身を含む): 36759757824

約数和(自身を除く): 15511100529

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 113, 115, 185, 339, 345, 555, 565, 851, 1695, 2553, 2599, 4181, 4255, 7797, 12543, 12765, 12995, 14731, 20905, 38985, 44193, 62715, 73655, 96163, 220965, 288489, 338813, 480815, 545047, 1016439, 1442445, 1635141, 1664603, 1694065, 2725235, 4993809, 5082195, 8175705, 8323015, 12536081, 24969045, 37608243, 38285869, 61590311, 62680405, 114857607, 184770933, 188041215, 191429345, 307951555, 574288035, 923854665, 1416577153, 4249731459, 7082885765, 21248657295]

約数ペア:

[(1, 21248657295), (3, 7082885765), (5, 4249731459), (15, 1416577153), (23, 923854665), (37, 574288035), (69, 307951555), (111, 191429345), (113, 188041215), (115, 184770933), (185, 114857607), (339, 62680405), (345, 61590311), (555, 38285869), (565, 37608243), (851, 24969045), (1695, 12536081), (2553, 8323015), (2599, 8175705), (4181, 5082195), (4255, 4993809), (7797, 2725235), (12543, 1694065), (12765, 1664603), (12995, 1635141), (14731, 1442445), (20905, 1016439), (38985, 545047), (44193, 480815), (62715, 338813), (73655, 288489), (96163, 220965)]