21439494

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{15077}}^1$

素因数の和:15164

約数の個数: 24

約数和(自身を含む): 47043360

約数和(自身を除く): 25603866

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 15077, 30154, 45231, 90462, 135693, 271386, 1191083, 2382166, 3573249, 7146498, 10719747, 21439494]

約数ペア:

[(1, 21439494), (2, 10719747), (3, 7146498), (6, 3573249), (9, 2382166), (18, 1191083), (79, 271386), (158, 135693), (237, 90462), (474, 45231), (711, 30154), (1422, 15077)]