21623228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4349}}^1$

素因数の和:4477

約数の個数: 24

約数和(自身を含む): 41655600

約数和(自身を除く): 20032372

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4349, 4972, 8698, 17396, 47839, 95678, 191356, 491437, 982874, 1965748, 5405807, 10811614, 21623228]

約数ペア:

[(1, 21623228), (2, 10811614), (4, 5405807), (11, 1965748), (22, 982874), (44, 491437), (113, 191356), (226, 95678), (452, 47839), (1243, 17396), (2486, 8698), (4349, 4972)]