21034854

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2243}}^1$

素因数の和:2772

約数の個数: 24

約数和(自身を含む): 45683352

約数和(自身を除く): 24648498

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 2243, 3126, 4486, 4689, 6729, 9378, 13458, 20187, 40374, 1168603, 2337206, 3505809, 7011618, 10517427, 21034854]

約数ペア:

[(1, 21034854), (2, 10517427), (3, 7011618), (6, 3505809), (9, 2337206), (18, 1168603), (521, 40374), (1042, 20187), (1563, 13458), (2243, 9378), (3126, 6729), (4486, 4689)]