21880008

素因数分解:

$2^3\times 3^2\times {\mathrm{303889}}^1$

素因数の和:303901

約数の個数: 24

約数和(自身を含む): 59258550

約数和(自身を除く): 37378542

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 303889, 607778, 911667, 1215556, 1823334, 2431112, 2735001, 3646668, 5470002, 7293336, 10940004, 21880008]

約数ペア:

[(1, 21880008), (2, 10940004), (3, 7293336), (4, 5470002), (6, 3646668), (8, 2735001), (9, 2431112), (12, 1823334), (18, 1215556), (24, 911667), (36, 607778), (72, 303889)]