21794225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 29194560

約数和(自身を除く): 7400335

約数列:

[1, 5, 23, 25, 29, 115, 145, 575, 667, 725, 1307, 3335, 6535, 16675, 30061, 32675, 37903, 150305, 189515, 751525, 871769, 947575, 4358845, 21794225]

約数ペア:

[(1, 21794225), (5, 4358845), (23, 947575), (25, 871769), (29, 751525), (115, 189515), (145, 150305), (575, 37903), (667, 32675), (725, 30061), (1307, 16675), (3335, 6535)]