21167150115

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{1459}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 35226132480

約数和(自身を除く): 14058982365

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 271, 415, 645, 813, 1245, 1355, 1459, 3569, 4065, 4377, 7295, 10707, 11653, 17845, 21885, 22493, 34959, 53535, 58265, 62737, 67479, 112465, 121097, 174795, 188211, 313685, 337395, 363291, 395389, 605485, 941055, 967199, 1186167, 1816455, 1976945, 2901597, 4835995, 5207171, 5930835, 14507985, 15621513, 17001727, 26035855, 32817287, 51005181, 78107565, 85008635, 98451861, 164086435, 255025905, 492259305, 1411143341, 4233430023, 7055716705, 21167150115]

約数ペア:

[(1, 21167150115), (3, 7055716705), (5, 4233430023), (15, 1411143341), (43, 492259305), (83, 255025905), (129, 164086435), (215, 98451861), (249, 85008635), (271, 78107565), (415, 51005181), (645, 32817287), (813, 26035855), (1245, 17001727), (1355, 15621513), (1459, 14507985), (3569, 5930835), (4065, 5207171), (4377, 4835995), (7295, 2901597), (10707, 1976945), (11653, 1816455), (17845, 1186167), (21885, 967199), (22493, 941055), (34959, 605485), (53535, 395389), (58265, 363291), (62737, 337395), (67479, 313685), (112465, 188211), (121097, 174795)]