21387382

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{859}}^1$

素因数の和:1131

約数の個数: 16

約数和(自身を含む): 32817600

約数和(自身を除く): 11430218

約数列:

[1, 2, 59, 118, 211, 422, 859, 1718, 12449, 24898, 50681, 101362, 181249, 362498, 10693691, 21387382]

約数ペア:

[(1, 21387382), (2, 10693691), (59, 362498), (118, 181249), (211, 101362), (422, 50681), (859, 24898), (1718, 12449)]