21610628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5693}}^1$

素因数の和:5783

約数の個数: 24

約数和(自身を含む): 41292888

約数和(自身を除く): 19682260

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 5693, 11386, 22772, 74009, 148018, 296036, 415589, 831178, 1662356, 5402657, 10805314, 21610628]

約数ペア:

[(1, 21610628), (2, 10805314), (4, 5402657), (13, 1662356), (26, 831178), (52, 415589), (73, 296036), (146, 148018), (292, 74009), (949, 22772), (1898, 11386), (3796, 5693)]