21162088

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85331}}^1$

素因数の和:85368

約数の個数: 16

約数和(自身を含む): 40959360

約数和(自身を除く): 19797272

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85331, 170662, 341324, 682648, 2645261, 5290522, 10581044, 21162088]

約数ペア:

[(1, 21162088), (2, 10581044), (4, 5290522), (8, 2645261), (31, 682648), (62, 341324), (124, 170662), (248, 85331)]