21388408274

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1\times {\mathrm{324529}}^1$

素因数の和:325625

約数の個数: 16

約数和(自身を含む): 33148792320

約数和(自身を除く): 11760384046

約数列:

[1, 2, 31, 62, 1063, 2126, 32953, 65906, 324529, 649058, 10060399, 20120798, 344974327, 689948654, 10694204137, 21388408274]

約数ペア:

[(1, 21388408274), (2, 10694204137), (31, 689948654), (62, 344974327), (1063, 20120798), (2126, 10060399), (32953, 649058), (65906, 324529)]