22253121

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 37964160

約数和(自身を除く): 15711039

約数列:

[1, 3, 9, 11, 23, 29, 33, 69, 87, 99, 207, 253, 261, 319, 337, 667, 759, 957, 1011, 2001, 2277, 2871, 3033, 3707, 6003, 7337, 7751, 9773, 11121, 22011, 23253, 29319, 33363, 66033, 69759, 85261, 87957, 107503, 224779, 255783, 322509, 674337, 767349, 967527, 2023011, 2472569, 7417707, 22253121]

約数ペア:

[(1, 22253121), (3, 7417707), (9, 2472569), (11, 2023011), (23, 967527), (29, 767349), (33, 674337), (69, 322509), (87, 255783), (99, 224779), (207, 107503), (253, 87957), (261, 85261), (319, 69759), (337, 66033), (667, 33363), (759, 29319), (957, 23253), (1011, 22011), (2001, 11121), (2277, 9773), (2871, 7751), (3033, 7337), (3707, 6003)]