21824505

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3943}}^1$

素因数の和:3998

約数の個数: 32

約数和(自身を含む): 39755520

約数和(自身を除く): 17931015

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 3943, 5535, 11829, 19715, 35487, 59145, 106461, 161663, 177435, 484989, 532305, 808315, 1454967, 2424945, 4364901, 7274835, 21824505]

約数ペア:

[(1, 21824505), (3, 7274835), (5, 4364901), (9, 2424945), (15, 1454967), (27, 808315), (41, 532305), (45, 484989), (123, 177435), (135, 161663), (205, 106461), (369, 59145), (615, 35487), (1107, 19715), (1845, 11829), (3943, 5535)]