21966184

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{17489}}^1$

素因数の和:17652

約数の個数: 16

約数和(自身を含む): 41451300

約数和(自身を除く): 19485116

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 17489, 34978, 69956, 139912, 2745773, 5491546, 10983092, 21966184]

約数ペア:

[(1, 21966184), (2, 10983092), (4, 5491546), (8, 2745773), (157, 139912), (314, 69956), (628, 34978), (1256, 17489)]