21717202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1291}}^1$

素因数の和:1953

約数の個数: 16

約数和(自身を含む): 35163072

約数和(自身を除く): 13445870

約数列:

[1, 2, 13, 26, 647, 1291, 1294, 2582, 8411, 16783, 16822, 33566, 835277, 1670554, 10858601, 21717202]

約数ペア:

[(1, 21717202), (2, 10858601), (13, 1670554), (26, 835277), (647, 33566), (1291, 16822), (1294, 16783), (2582, 8411)]