21017062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15661}}^1$

素因数の和:15735

約数の個数: 16

約数和(自身を含む): 34957584

約数和(自身を除く): 13940522

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15661, 31322, 172271, 344542, 955321, 1910642, 10508531, 21017062]

約数ペア:

[(1, 21017062), (2, 10508531), (11, 1910642), (22, 955321), (61, 344542), (122, 172271), (671, 31322), (1342, 15661)]