21911585

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 27349056

約数和(自身を除く): 5437471

約数列:

[1, 5, 37, 83, 185, 415, 1427, 3071, 7135, 15355, 52799, 118441, 263995, 592205, 4382317, 21911585]

約数ペア:

[(1, 21911585), (5, 4382317), (37, 592205), (83, 263995), (185, 118441), (415, 52799), (1427, 15355), (3071, 7135)]