21085574

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1181}}^1$

素因数の和:1375

約数の個数: 16

約数和(自身を含む): 32339520

約数和(自身を除く): 11253946

約数列:

[1, 2, 79, 113, 158, 226, 1181, 2362, 8927, 17854, 93299, 133453, 186598, 266906, 10542787, 21085574]

約数ペア:

[(1, 21085574), (2, 10542787), (79, 266906), (113, 186598), (158, 133453), (226, 93299), (1181, 17854), (2362, 8927)]