21053682

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{769}}^1$

素因数の和:809

約数の個数: 60

約数和(自身を含む): 51150330

約数和(自身を除く): 30096648

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 169, 234, 338, 351, 507, 702, 769, 1014, 1053, 1521, 1538, 2106, 2307, 3042, 4563, 4614, 6921, 9126, 9997, 13689, 13842, 19994, 20763, 27378, 29991, 41526, 59982, 62289, 89973, 124578, 129961, 179946, 259922, 269919, 389883, 539838, 779766, 809757, 1169649, 1619514, 2339298, 3508947, 7017894, 10526841, 21053682]

約数ペア:

[(1, 21053682), (2, 10526841), (3, 7017894), (6, 3508947), (9, 2339298), (13, 1619514), (18, 1169649), (26, 809757), (27, 779766), (39, 539838), (54, 389883), (78, 269919), (81, 259922), (117, 179946), (162, 129961), (169, 124578), (234, 89973), (338, 62289), (351, 59982), (507, 41526), (702, 29991), (769, 27378), (1014, 20763), (1053, 19994), (1521, 13842), (1538, 13689), (2106, 9997), (2307, 9126), (3042, 6921), (4563, 4614)]