21138582

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{207241}}^1$

素因数の和:207263

約数の個数: 16

約数和(自身を含む): 44764272

約数和(自身を除く): 23625690

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 207241, 414482, 621723, 1243446, 3523097, 7046194, 10569291, 21138582]

約数ペア:

[(1, 21138582), (2, 10569291), (3, 7046194), (6, 3523097), (17, 1243446), (34, 621723), (51, 414482), (102, 207241)]