21000297022

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{2411}}^1\times {\mathrm{17351}}^1$

素因数の和:20015

約数の個数: 16

約数和(自身を含む): 31640886144

約数和(自身を除く): 10640589122

約数列:

[1, 2, 251, 502, 2411, 4822, 17351, 34702, 605161, 1210322, 4355101, 8710202, 41833261, 83666522, 10500148511, 21000297022]

約数ペア:

[(1, 21000297022), (2, 10500148511), (251, 83666522), (502, 41833261), (2411, 8710202), (4822, 4355101), (17351, 1210322), (34702, 605161)]