21230536

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85607}}^1$

素因数の和:85644

約数の個数: 16

約数和(自身を含む): 41091840

約数和(自身を除く): 19861304

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85607, 171214, 342428, 684856, 2653817, 5307634, 10615268, 21230536]

約数ペア:

[(1, 21230536), (2, 10615268), (4, 5307634), (8, 2653817), (31, 684856), (62, 342428), (124, 171214), (248, 85607)]