21919666

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8697

約数の個数: 16

約数和(自身を含む): 34771968

約数和(自身を除く): 12852302

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 8623, 17246, 267313, 353543, 534626, 707086, 10959833, 21919666]

約数ペア:

[(1, 21919666), (2, 10959833), (31, 707086), (41, 534626), (62, 353543), (82, 267313), (1271, 17246), (2542, 8623)]