21494010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1049}}^1$

素因数の和:1742

約数の個数: 32

約数和(自身を含む): 51710400

約数和(自身を除く): 30216390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683, 1049, 1366, 2049, 2098, 3147, 3415, 4098, 5245, 6294, 6830, 10245, 10490, 15735, 20490, 31470, 716467, 1432934, 2149401, 3582335, 4298802, 7164670, 10747005, 21494010]

約数ペア:

[(1, 21494010), (2, 10747005), (3, 7164670), (5, 4298802), (6, 3582335), (10, 2149401), (15, 1432934), (30, 716467), (683, 31470), (1049, 20490), (1366, 15735), (2049, 10490), (2098, 10245), (3147, 6830), (3415, 6294), (4098, 5245)]