21994695

素因数分解:

$3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{859}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 38235600

約数和(自身を除く): 16240905

約数列:

[1, 3, 5, 9, 15, 45, 569, 859, 1707, 2577, 2845, 4295, 5121, 7731, 8535, 12885, 25605, 38655, 488771, 1466313, 2443855, 4398939, 7331565, 21994695]

約数ペア:

[(1, 21994695), (3, 7331565), (5, 4398939), (9, 2443855), (15, 1466313), (45, 488771), (569, 38655), (859, 25605), (1707, 12885), (2577, 8535), (2845, 7731), (4295, 5121)]