21927380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{23327}}^1$

素因数の和:23383

約数の個数: 24

約数和(自身を含む): 47029248

約数和(自身を除く): 25101868

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 23327, 46654, 93308, 116635, 233270, 466540, 1096369, 2192738, 4385476, 5481845, 10963690, 21927380]

約数ペア:

[(1, 21927380), (2, 10963690), (4, 5481845), (5, 4385476), (10, 2192738), (20, 1096369), (47, 466540), (94, 233270), (188, 116635), (235, 93308), (470, 46654), (940, 23327)]