21086138

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1879}}^1$

素因数の和:2093

約数の個数: 16

約数和(自身を含む): 32847360

約数和(自身を除く): 11761222

約数列:

[1, 2, 31, 62, 181, 362, 1879, 3758, 5611, 11222, 58249, 116498, 340099, 680198, 10543069, 21086138]

約数ペア:

[(1, 21086138), (2, 10543069), (31, 680198), (62, 340099), (181, 116498), (362, 58249), (1879, 11222), (3758, 5611)]