21101762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30941}}^1$

素因数の和:30985

約数の個数: 16

約数和(自身を含む): 35645184

約数和(自身を除く): 14543422

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30941, 61882, 340351, 680702, 959171, 1918342, 10550881, 21101762]

約数ペア:

[(1, 21101762), (2, 10550881), (11, 1918342), (22, 959171), (31, 680702), (62, 340351), (341, 61882), (682, 30941)]