21804322

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 35177436

約数和(自身を除く): 13373114

約数列:

[1, 2, 23, 37, 46, 74, 529, 557, 851, 1058, 1114, 1702, 12811, 19573, 20609, 25622, 39146, 41218, 294653, 474007, 589306, 948014, 10902161, 21804322]

約数ペア:

[(1, 21804322), (2, 10902161), (23, 948014), (37, 589306), (46, 474007), (74, 294653), (529, 41218), (557, 39146), (851, 25622), (1058, 20609), (1114, 19573), (1702, 12811)]