21309942

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 45326304

約数和(自身を除く): 24016362

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 401, 521, 802, 1042, 1203, 1563, 2406, 3126, 6817, 8857, 13634, 17714, 20451, 26571, 40902, 53142, 208921, 417842, 626763, 1253526, 3551657, 7103314, 10654971, 21309942]

約数ペア:

[(1, 21309942), (2, 10654971), (3, 7103314), (6, 3551657), (17, 1253526), (34, 626763), (51, 417842), (102, 208921), (401, 53142), (521, 40902), (802, 26571), (1042, 20451), (1203, 17714), (1563, 13634), (2406, 8857), (3126, 6817)]