21459216

素因数分解:

$2^4\times 3^1\times {\mathrm{447067}}^1$

素因数の和:447078

約数の個数: 20

約数和(自身を含む): 55436432

約数和(自身を除く): 33977216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 447067, 894134, 1341201, 1788268, 2682402, 3576536, 5364804, 7153072, 10729608, 21459216]

約数ペア:

[(1, 21459216), (2, 10729608), (3, 7153072), (4, 5364804), (6, 3576536), (8, 2682402), (12, 1788268), (16, 1341201), (24, 894134), (48, 447067)]