21743577

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 32269536

約数和(自身を除く): 10525959

約数列:

[1, 3, 9, 67, 107, 201, 321, 337, 603, 963, 1011, 3033, 7169, 21507, 22579, 36059, 64521, 67737, 108177, 203211, 324531, 2415953, 7247859, 21743577]

約数ペア:

[(1, 21743577), (3, 7247859), (9, 2415953), (67, 324531), (107, 203211), (201, 108177), (321, 67737), (337, 64521), (603, 36059), (963, 22579), (1011, 21507), (3033, 7169)]