21898770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{25171}}^1$

素因数の和:25210

約数の個数: 32

約数和(自身を含む): 54371520

約数和(自身を除く): 32472750

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 25171, 50342, 75513, 125855, 151026, 251710, 377565, 729959, 755130, 1459918, 2189877, 3649795, 4379754, 7299590, 10949385, 21898770]

約数ペア:

[(1, 21898770), (2, 10949385), (3, 7299590), (5, 4379754), (6, 3649795), (10, 2189877), (15, 1459918), (29, 755130), (30, 729959), (58, 377565), (87, 251710), (145, 151026), (174, 125855), (290, 75513), (435, 50342), (870, 25171)]