21222602

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 32447520

約数和(自身を除く): 11224918

約数列:

[1, 2, 83, 166, 173, 346, 739, 1478, 14359, 28718, 61337, 122674, 127847, 255694, 10611301, 21222602]

約数ペア:

[(1, 21222602), (2, 10611301), (83, 255694), (166, 127847), (173, 122674), (346, 61337), (739, 28718), (1478, 14359)]