21363225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21911}}^1$

素因数の和:21937

約数の個数: 24

約数和(自身を含む): 38039232

約数和(自身を除く): 16676007

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 21911, 65733, 109555, 284843, 328665, 547775, 854529, 1424215, 1643325, 4272645, 7121075, 21363225]

約数ペア:

[(1, 21363225), (3, 7121075), (5, 4272645), (13, 1643325), (15, 1424215), (25, 854529), (39, 547775), (65, 328665), (75, 284843), (195, 109555), (325, 65733), (975, 21911)]