21022788

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{9679}}^1$

素因数の和:9867

約数の個数: 24

約数和(自身を含む): 49329280

約数和(自身を除く): 28306492

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172, 9679, 19358, 29037, 38716, 58074, 116148, 1751899, 3503798, 5255697, 7007596, 10511394, 21022788]

約数ペア:

[(1, 21022788), (2, 10511394), (3, 7007596), (4, 5255697), (6, 3503798), (12, 1751899), (181, 116148), (362, 58074), (543, 38716), (724, 29037), (1086, 19358), (2172, 9679)]