21238517640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176987647}}^1$

素因数の和:176987661

約数の個数: 32

約数和(自身を含む): 63715553280

約数和(自身を除く): 42477035640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176987647, 353975294, 530962941, 707950588, 884938235, 1061925882, 1415901176, 1769876470, 2123851764, 2654814705, 3539752940, 4247703528, 5309629410, 7079505880, 10619258820, 21238517640]

約数ペア:

[(1, 21238517640), (2, 10619258820), (3, 7079505880), (4, 5309629410), (5, 4247703528), (6, 3539752940), (8, 2654814705), (10, 2123851764), (12, 1769876470), (15, 1415901176), (20, 1061925882), (24, 884938235), (30, 707950588), (40, 530962941), (60, 353975294), (120, 176987647)]