21107400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 66186240

約数和(自身を除く): 45078840

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, 277, 300, 381, 508, 554, 600, 635, 762, 831, 1016, 1108, 1270, 1385, 1524, 1662, 1905, 2216, 2540, 2770, 3048, 3175, 3324, 3810, 4155, 5080, 5540, 6350, 6648, 6925, 7620, 8310, 9525, 11080, 12700, 13850, 15240, 16620, 19050, 20775, 25400, 27700, 33240, 35179, 38100, 41550, 55400, 70358, 76200, 83100, 105537, 140716, 166200, 175895, 211074, 281432, 351790, 422148, 527685, 703580, 844296, 879475, 1055370, 1407160, 1758950, 2110740, 2638425, 3517900, 4221480, 5276850, 7035800, 10553700, 21107400]

約数ペア:

[(1, 21107400), (2, 10553700), (3, 7035800), (4, 5276850), (5, 4221480), (6, 3517900), (8, 2638425), (10, 2110740), (12, 1758950), (15, 1407160), (20, 1055370), (24, 879475), (25, 844296), (30, 703580), (40, 527685), (50, 422148), (60, 351790), (75, 281432), (100, 211074), (120, 175895), (127, 166200), (150, 140716), (200, 105537), (254, 83100), (277, 76200), (300, 70358), (381, 55400), (508, 41550), (554, 38100), (600, 35179), (635, 33240), (762, 27700), (831, 25400), (1016, 20775), (1108, 19050), (1270, 16620), (1385, 15240), (1524, 13850), (1662, 12700), (1905, 11080), (2216, 9525), (2540, 8310), (2770, 7620), (3048, 6925), (3175, 6648), (3324, 6350), (3810, 5540), (4155, 5080)]