21765608

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{24077}}^1$

素因数の和:24196

約数の個数: 16

約数和(自身を含む): 41173380

約数和(自身を除く): 19407772

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 24077, 48154, 96308, 192616, 2720701, 5441402, 10882804, 21765608]

約数ペア:

[(1, 21765608), (2, 10882804), (4, 5441402), (8, 2720701), (113, 192616), (226, 96308), (452, 48154), (904, 24077)]