21531694

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 32941440

約数和(自身を除く): 11409746

約数列:

[1, 2, 83, 151, 166, 302, 859, 1718, 12533, 25066, 71297, 129709, 142594, 259418, 10765847, 21531694]

約数ペア:

[(1, 21531694), (2, 10765847), (83, 259418), (151, 142594), (166, 129709), (302, 71297), (859, 25066), (1718, 12533)]