2021310900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{320843}}^1$

素因数の和:320870

約数の個数: 108

約数和(自身を含む): 7240807392

約数和(自身を除く): 5219496492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 320843, 641686, 962529, 1283372, 1604215, 1925058, 2245901, 2887587, 3208430, 3850116, 4491802, 4812645, 5775174, 6416860, 6737703, 8021075, 8983604, 9625290, 11229505, 11550348, 13475406, 14437935, 16042150, 19250580, 20213109, 22459010, 24063225, 26950812, 28875870, 32084300, 33688515, 40426218, 44918020, 48126450, 56147525, 57751740, 67377030, 72189675, 80852436, 96252900, 101065545, 112295050, 134754060, 144379350, 168442575, 202131090, 224590100, 288758700, 336885150, 404262180, 505327725, 673770300, 1010655450, 2021310900]

約数ペア:

[(1, 2021310900), (2, 1010655450), (3, 673770300), (4, 505327725), (5, 404262180), (6, 336885150), (7, 288758700), (9, 224590100), (10, 202131090), (12, 168442575), (14, 144379350), (15, 134754060), (18, 112295050), (20, 101065545), (21, 96252900), (25, 80852436), (28, 72189675), (30, 67377030), (35, 57751740), (36, 56147525), (42, 48126450), (45, 44918020), (50, 40426218), (60, 33688515), (63, 32084300), (70, 28875870), (75, 26950812), (84, 24063225), (90, 22459010), (100, 20213109), (105, 19250580), (126, 16042150), (140, 14437935), (150, 13475406), (175, 11550348), (180, 11229505), (210, 9625290), (225, 8983604), (252, 8021075), (300, 6737703), (315, 6416860), (350, 5775174), (420, 4812645), (450, 4491802), (525, 3850116), (630, 3208430), (700, 2887587), (900, 2245901), (1050, 1925058), (1260, 1604215), (1575, 1283372), (2100, 962529), (3150, 641686), (6300, 320843)]