21303135

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22543}}^1$

素因数の和:22564

約数の個数: 32

約数和(自身を含む): 43284480

約数和(自身を除く): 21981345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22543, 67629, 112715, 157801, 202887, 338145, 473403, 608661, 789005, 1014435, 1420209, 2367015, 3043305, 4260627, 7101045, 21303135]

約数ペア:

[(1, 21303135), (3, 7101045), (5, 4260627), (7, 3043305), (9, 2367015), (15, 1420209), (21, 1014435), (27, 789005), (35, 608661), (45, 473403), (63, 338145), (105, 202887), (135, 157801), (189, 112715), (315, 67629), (945, 22543)]