21266256

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40277}}^1$

素因数の和:40299

約数の個数: 40

約数和(自身を含む): 59933664

約数和(自身を除く): 38667408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40277, 80554, 120831, 161108, 241662, 322216, 443047, 483324, 644432, 886094, 966648, 1329141, 1772188, 1933296, 2658282, 3544376, 5316564, 7088752, 10633128, 21266256]

約数ペア:

[(1, 21266256), (2, 10633128), (3, 7088752), (4, 5316564), (6, 3544376), (8, 2658282), (11, 1933296), (12, 1772188), (16, 1329141), (22, 966648), (24, 886094), (33, 644432), (44, 483324), (48, 443047), (66, 322216), (88, 241662), (132, 161108), (176, 120831), (264, 80554), (528, 40277)]