21437882

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{677}}^1$

素因数の和:973

約数の個数: 16

約数和(自身を含む): 32804352

約数和(自身を除く): 11366470

約数列:

[1, 2, 71, 142, 223, 446, 677, 1354, 15833, 31666, 48067, 96134, 150971, 301942, 10718941, 21437882]

約数ペア:

[(1, 21437882), (2, 10718941), (71, 301942), (142, 150971), (223, 96134), (446, 48067), (677, 31666), (1354, 15833)]