21552615

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22807}}^1$

素因数の和:22828

約数の個数: 32

約数和(自身を含む): 43791360

約数和(自身を除く): 22238745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22807, 68421, 114035, 159649, 205263, 342105, 478947, 615789, 798245, 1026315, 1436841, 2394735, 3078945, 4310523, 7184205, 21552615]

約数ペア:

[(1, 21552615), (3, 7184205), (5, 4310523), (7, 3078945), (9, 2394735), (15, 1436841), (21, 1026315), (27, 798245), (35, 615789), (45, 478947), (63, 342105), (105, 205263), (135, 159649), (189, 114035), (315, 68421), (945, 22807)]