21814886

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1063}}^1$

素因数の和:1427

約数の個数: 16

約数和(自身を含む): 33911808

約数和(自身を除く): 12096922

約数列:

[1, 2, 31, 62, 331, 662, 1063, 2126, 10261, 20522, 32953, 65906, 351853, 703706, 10907443, 21814886]

約数ペア:

[(1, 21814886), (2, 10907443), (31, 703706), (62, 351853), (331, 65906), (662, 32953), (1063, 20522), (2126, 10261)]