21112108588

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{379}}^1\times {\mathrm{143569}}^1$

素因数の和:144049

約数の個数: 24

約数和(自身を含む): 37425827600

約数和(自身を除く): 16313719012

約数列:

[1, 2, 4, 97, 194, 379, 388, 758, 1516, 36763, 73526, 143569, 147052, 287138, 574276, 13926193, 27852386, 54412651, 55704772, 108825302, 217650604, 5278027147, 10556054294, 21112108588]

約数ペア:

[(1, 21112108588), (2, 10556054294), (4, 5278027147), (97, 217650604), (194, 108825302), (379, 55704772), (388, 54412651), (758, 27852386), (1516, 13926193), (36763, 574276), (73526, 287138), (143569, 147052)]