21466900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:378

約数の個数: 108

約数和(自身を含む): 58530108

約数和(自身を除く): 37063208

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 337, 350, 364, 455, 490, 637, 650, 674, 700, 910, 980, 1225, 1274, 1300, 1348, 1685, 1820, 2275, 2359, 2450, 2548, 3185, 3370, 4381, 4550, 4718, 4900, 6370, 6740, 8425, 8762, 9100, 9436, 11795, 12740, 15925, 16513, 16850, 17524, 21905, 23590, 30667, 31850, 33026, 33700, 43810, 47180, 58975, 61334, 63700, 66052, 82565, 87620, 109525, 117950, 122668, 153335, 165130, 214669, 219050, 235900, 306670, 330260, 412825, 429338, 438100, 613340, 766675, 825650, 858676, 1073345, 1533350, 1651300, 2146690, 3066700, 4293380, 5366725, 10733450, 21466900]

約数ペア:

[(1, 21466900), (2, 10733450), (4, 5366725), (5, 4293380), (7, 3066700), (10, 2146690), (13, 1651300), (14, 1533350), (20, 1073345), (25, 858676), (26, 825650), (28, 766675), (35, 613340), (49, 438100), (50, 429338), (52, 412825), (65, 330260), (70, 306670), (91, 235900), (98, 219050), (100, 214669), (130, 165130), (140, 153335), (175, 122668), (182, 117950), (196, 109525), (245, 87620), (260, 82565), (325, 66052), (337, 63700), (350, 61334), (364, 58975), (455, 47180), (490, 43810), (637, 33700), (650, 33026), (674, 31850), (700, 30667), (910, 23590), (980, 21905), (1225, 17524), (1274, 16850), (1300, 16513), (1348, 15925), (1685, 12740), (1820, 11795), (2275, 9436), (2359, 9100), (2450, 8762), (2548, 8425), (3185, 6740), (3370, 6370), (4381, 4900), (4550, 4718)]