21134586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 47611872

約数和(自身を除く): 26477286

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 121, 129, 242, 258, 363, 473, 677, 726, 946, 1354, 1419, 2031, 2838, 4062, 5203, 7447, 10406, 14894, 15609, 22341, 29111, 31218, 44682, 58222, 81917, 87333, 163834, 174666, 245751, 320221, 491502, 640442, 960663, 1921326, 3522431, 7044862, 10567293, 21134586]

約数ペア:

[(1, 21134586), (2, 10567293), (3, 7044862), (6, 3522431), (11, 1921326), (22, 960663), (33, 640442), (43, 491502), (66, 320221), (86, 245751), (121, 174666), (129, 163834), (242, 87333), (258, 81917), (363, 58222), (473, 44682), (677, 31218), (726, 29111), (946, 22341), (1354, 15609), (1419, 14894), (2031, 10406), (2838, 7447), (4062, 5203)]