21964218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{159161}}^1$

素因数の和:159189

約数の個数: 16

約数和(自身を含む): 45838656

約数和(自身を除く): 23874438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 159161, 318322, 477483, 954966, 3660703, 7321406, 10982109, 21964218]

約数ペア:

[(1, 21964218), (2, 10982109), (3, 7321406), (6, 3660703), (23, 954966), (46, 477483), (69, 318322), (138, 159161)]