2021116788

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{7547}}^1$

素因数の和:7773

約数の個数: 72

約数和(自身を含む): 5258661408

約数和(自身を除く): 3237544620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 173, 258, 346, 387, 516, 519, 692, 774, 1038, 1548, 1557, 2076, 3114, 6228, 7439, 7547, 14878, 15094, 22317, 22641, 29756, 30188, 44634, 45282, 66951, 67923, 89268, 90564, 133902, 135846, 267804, 271692, 324521, 649042, 973563, 1298084, 1305631, 1947126, 2611262, 2920689, 3894252, 3916893, 5222524, 5841378, 7833786, 11682756, 11750679, 15667572, 23501358, 47002716, 56142133, 112284266, 168426399, 224568532, 336852798, 505279197, 673705596, 1010558394, 2021116788]

約数ペア:

[(1, 2021116788), (2, 1010558394), (3, 673705596), (4, 505279197), (6, 336852798), (9, 224568532), (12, 168426399), (18, 112284266), (36, 56142133), (43, 47002716), (86, 23501358), (129, 15667572), (172, 11750679), (173, 11682756), (258, 7833786), (346, 5841378), (387, 5222524), (516, 3916893), (519, 3894252), (692, 2920689), (774, 2611262), (1038, 1947126), (1548, 1305631), (1557, 1298084), (2076, 973563), (3114, 649042), (6228, 324521), (7439, 271692), (7547, 267804), (14878, 135846), (15094, 133902), (22317, 90564), (22641, 89268), (29756, 67923), (30188, 66951), (44634, 45282)]