21438064

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5851}}^1$

素因数の和:6088

約数の個数: 20

約数和(自身を含む): 41724760

約数和(自身を除く): 20286696

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5851, 11702, 23404, 46808, 93616, 1339879, 2679758, 5359516, 10719032, 21438064]

約数ペア:

[(1, 21438064), (2, 10719032), (4, 5359516), (8, 2679758), (16, 1339879), (229, 93616), (458, 46808), (916, 23404), (1832, 11702), (3664, 5851)]