21570682

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{4153}}^1$

素因数の和:4222

約数の個数: 24

約数和(自身を含む): 38358036

約数和(自身を除く): 16787354

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 371, 742, 2597, 4153, 5194, 8306, 29071, 58142, 203497, 220109, 406994, 440218, 1540763, 3081526, 10785341, 21570682]

約数ペア:

[(1, 21570682), (2, 10785341), (7, 3081526), (14, 1540763), (49, 440218), (53, 406994), (98, 220109), (106, 203497), (371, 58142), (742, 29071), (2597, 8306), (4153, 5194)]