21715410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15401}}^1$

素因数の和:15458

約数の個数: 32

約数和(自身を含む): 53229312

約数和(自身を除く): 31513902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15401, 30802, 46203, 77005, 92406, 154010, 231015, 462030, 723847, 1447694, 2171541, 3619235, 4343082, 7238470, 10857705, 21715410]

約数ペア:

[(1, 21715410), (2, 10857705), (3, 7238470), (5, 4343082), (6, 3619235), (10, 2171541), (15, 1447694), (30, 723847), (47, 462030), (94, 231015), (141, 154010), (235, 92406), (282, 77005), (470, 46203), (705, 30802), (1410, 15401)]