21442328

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{86461}}^1$

素因数の和:86498

約数の個数: 16

約数和(自身を含む): 41501760

約数和(自身を除く): 20059432

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 86461, 172922, 345844, 691688, 2680291, 5360582, 10721164, 21442328]

約数ペア:

[(1, 21442328), (2, 10721164), (4, 5360582), (8, 2680291), (31, 691688), (62, 345844), (124, 172922), (248, 86461)]