21253734

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13267}}^1$

素因数の和:13364

約数の個数: 24

約数和(自身を含む): 46570680

約数和(自身を除く): 25316946

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13267, 26534, 39801, 79602, 119403, 238806, 1180763, 2361526, 3542289, 7084578, 10626867, 21253734]

約数ペア:

[(1, 21253734), (2, 10626867), (3, 7084578), (6, 3542289), (9, 2361526), (18, 1180763), (89, 238806), (178, 119403), (267, 79602), (534, 39801), (801, 26534), (1602, 13267)]