21167351410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1\times {\mathrm{36761}}^1$

素因数の和:37650

約数の個数: 32

約数和(自身を含む): 38686564224

約数和(自身を除く): 17519212814

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 811, 1622, 4055, 8110, 36761, 57581, 73522, 115162, 183805, 287905, 367610, 575810, 2610031, 5220062, 13050155, 26100310, 29813171, 59626342, 149065855, 298131710, 2116735141, 4233470282, 10583675705, 21167351410]

約数ペア:

[(1, 21167351410), (2, 10583675705), (5, 4233470282), (10, 2116735141), (71, 298131710), (142, 149065855), (355, 59626342), (710, 29813171), (811, 26100310), (1622, 13050155), (4055, 5220062), (8110, 2610031), (36761, 575810), (57581, 367610), (73522, 287905), (115162, 183805)]