21412200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 67138560

約数和(自身を除く): 45726360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 127, 150, 200, 254, 281, 300, 381, 508, 562, 600, 635, 762, 843, 1016, 1124, 1270, 1405, 1524, 1686, 1905, 2248, 2540, 2810, 3048, 3175, 3372, 3810, 4215, 5080, 5620, 6350, 6744, 7025, 7620, 8430, 9525, 11240, 12700, 14050, 15240, 16860, 19050, 21075, 25400, 28100, 33720, 35687, 38100, 42150, 56200, 71374, 76200, 84300, 107061, 142748, 168600, 178435, 214122, 285496, 356870, 428244, 535305, 713740, 856488, 892175, 1070610, 1427480, 1784350, 2141220, 2676525, 3568700, 4282440, 5353050, 7137400, 10706100, 21412200]

約数ペア:

[(1, 21412200), (2, 10706100), (3, 7137400), (4, 5353050), (5, 4282440), (6, 3568700), (8, 2676525), (10, 2141220), (12, 1784350), (15, 1427480), (20, 1070610), (24, 892175), (25, 856488), (30, 713740), (40, 535305), (50, 428244), (60, 356870), (75, 285496), (100, 214122), (120, 178435), (127, 168600), (150, 142748), (200, 107061), (254, 84300), (281, 76200), (300, 71374), (381, 56200), (508, 42150), (562, 38100), (600, 35687), (635, 33720), (762, 28100), (843, 25400), (1016, 21075), (1124, 19050), (1270, 16860), (1405, 15240), (1524, 14050), (1686, 12700), (1905, 11240), (2248, 9525), (2540, 8430), (2810, 7620), (3048, 7025), (3175, 6744), (3372, 6350), (3810, 5620), (4215, 5080)]