21792452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2221}}^1$

素因数の和:2459

約数の個数: 24

約数和(自身を含む): 41809152

約数和(自身を除く): 20016700

約数列:

[1, 2, 4, 11, 22, 44, 223, 446, 892, 2221, 2453, 4442, 4906, 8884, 9812, 24431, 48862, 97724, 495283, 990566, 1981132, 5448113, 10896226, 21792452]

約数ペア:

[(1, 21792452), (2, 10896226), (4, 5448113), (11, 1981132), (22, 990566), (44, 495283), (223, 97724), (446, 48862), (892, 24431), (2221, 9812), (2453, 8884), (4442, 4906)]