22151241

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7481}}^1$

素因数の和:7541

約数の個数: 24

約数和(自身を含む): 37350144

約数和(自身を除く): 15198903

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 7481, 22443, 52367, 67329, 157101, 351607, 471303, 1054821, 2461249, 3164463, 7383747, 22151241]

約数ペア:

[(1, 22151241), (3, 7383747), (7, 3164463), (9, 2461249), (21, 1054821), (47, 471303), (63, 351607), (141, 157101), (329, 67329), (423, 52367), (987, 22443), (2961, 7481)]