21000343357

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{218233}}^1$

素因数の和:218532

約数の個数: 16

約数和(自身を含む): 24512042880

約数和(自身を除く): 3511699523

約数列:

[1, 7, 59, 233, 413, 1631, 13747, 96229, 218233, 1527631, 12875747, 50848289, 90130229, 355938023, 3000049051, 21000343357]

約数ペア:

[(1, 21000343357), (7, 3000049051), (59, 355938023), (233, 90130229), (413, 50848289), (1631, 12875747), (13747, 1527631), (96229, 218233)]