21175374

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{320839}}^1$

素因数の和:320855

約数の個数: 16

約数和(自身を含む): 46200960

約数和(自身を除く): 25025586

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 320839, 641678, 962517, 1925034, 3529229, 7058458, 10587687, 21175374]

約数ペア:

[(1, 21175374), (2, 10587687), (3, 7058458), (6, 3529229), (11, 1925034), (22, 962517), (33, 641678), (66, 320839)]