21180512

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9067}}^1$

素因数の和:9150

約数の個数: 24

約数和(自身を含む): 42275016

約数和(自身を除く): 21094504

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9067, 18134, 36268, 72536, 145072, 290144, 661891, 1323782, 2647564, 5295128, 10590256, 21180512]

約数ペア:

[(1, 21180512), (2, 10590256), (4, 5295128), (8, 2647564), (16, 1323782), (32, 661891), (73, 290144), (146, 145072), (292, 72536), (584, 36268), (1168, 18134), (2336, 9067)]