21074472

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2269}}^1$

素因数の和:2327

約数の個数: 64

約数和(自身を含む): 59928000

約数和(自身を除く): 38853528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2269, 2322, 3096, 4538, 4644, 6807, 9076, 9288, 13614, 18152, 20421, 27228, 40842, 54456, 61263, 81684, 97567, 122526, 163368, 195134, 245052, 292701, 390268, 490104, 585402, 780536, 878103, 1170804, 1756206, 2341608, 2634309, 3512412, 5268618, 7024824, 10537236, 21074472]

約数ペア:

[(1, 21074472), (2, 10537236), (3, 7024824), (4, 5268618), (6, 3512412), (8, 2634309), (9, 2341608), (12, 1756206), (18, 1170804), (24, 878103), (27, 780536), (36, 585402), (43, 490104), (54, 390268), (72, 292701), (86, 245052), (108, 195134), (129, 163368), (172, 122526), (216, 97567), (258, 81684), (344, 61263), (387, 54456), (516, 40842), (774, 27228), (1032, 20421), (1161, 18152), (1548, 13614), (2269, 9288), (2322, 9076), (3096, 6807), (4538, 4644)]