21856922

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1553}}^1$

素因数の和:1813

約数の個数: 16

約数和(自身を含む): 34013952

約数和(自身を除く): 12157030

約数列:

[1, 2, 31, 62, 227, 454, 1553, 3106, 7037, 14074, 48143, 96286, 352531, 705062, 10928461, 21856922]

約数ペア:

[(1, 21856922), (2, 10928461), (31, 705062), (62, 352531), (227, 96286), (454, 48143), (1553, 14074), (3106, 7037)]