21582

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:128

約数の個数: 24

約数和(自身を含む): 51480

約数和(自身を除く): 29898

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 654, 981, 1199, 1962, 2398, 3597, 7194, 10791, 21582]

約数ペア:

[(1, 21582), (2, 10791), (3, 7194), (6, 3597), (9, 2398), (11, 1962), (18, 1199), (22, 981), (33, 654), (66, 327), (99, 218), (109, 198)]