21022612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3709}}^1$

素因数の和:3835

約数の個数: 24

約数和(自身を含む): 39993800

約数和(自身を除く): 18971188

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 3709, 5668, 7418, 14836, 48217, 96434, 192868, 404281, 808562, 1617124, 5255653, 10511306, 21022612]

約数ペア:

[(1, 21022612), (2, 10511306), (4, 5255653), (13, 1617124), (26, 808562), (52, 404281), (109, 192868), (218, 96434), (436, 48217), (1417, 14836), (2834, 7418), (3709, 5668)]