21178200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:817

約数の個数: 96

約数和(自身を含む): 67138560

約数和(自身を除く): 45960360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 47, 50, 60, 75, 94, 100, 120, 141, 150, 188, 200, 235, 282, 300, 376, 470, 564, 600, 705, 751, 940, 1128, 1175, 1410, 1502, 1880, 2253, 2350, 2820, 3004, 3525, 3755, 4506, 4700, 5640, 6008, 7050, 7510, 9012, 9400, 11265, 14100, 15020, 18024, 18775, 22530, 28200, 30040, 35297, 37550, 45060, 56325, 70594, 75100, 90120, 105891, 112650, 141188, 150200, 176485, 211782, 225300, 282376, 352970, 423564, 450600, 529455, 705940, 847128, 882425, 1058910, 1411880, 1764850, 2117820, 2647275, 3529700, 4235640, 5294550, 7059400, 10589100, 21178200]

約数ペア:

[(1, 21178200), (2, 10589100), (3, 7059400), (4, 5294550), (5, 4235640), (6, 3529700), (8, 2647275), (10, 2117820), (12, 1764850), (15, 1411880), (20, 1058910), (24, 882425), (25, 847128), (30, 705940), (40, 529455), (47, 450600), (50, 423564), (60, 352970), (75, 282376), (94, 225300), (100, 211782), (120, 176485), (141, 150200), (150, 141188), (188, 112650), (200, 105891), (235, 90120), (282, 75100), (300, 70594), (376, 56325), (470, 45060), (564, 37550), (600, 35297), (705, 30040), (751, 28200), (940, 22530), (1128, 18775), (1175, 18024), (1410, 15020), (1502, 14100), (1880, 11265), (2253, 9400), (2350, 9012), (2820, 7510), (3004, 7050), (3525, 6008), (3755, 5640), (4506, 4700)]