21477357

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3677}}^1$

素因数の和:3753

約数の個数: 24

約数和(自身を含む): 34426080

約数和(自身を除く): 12948723

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 531, 649, 1947, 3677, 5841, 11031, 33093, 40447, 121341, 216943, 364023, 650829, 1952487, 2386373, 7159119, 21477357]

約数ペア:

[(1, 21477357), (3, 7159119), (9, 2386373), (11, 1952487), (33, 650829), (59, 364023), (99, 216943), (177, 121341), (531, 40447), (649, 33093), (1947, 11031), (3677, 5841)]