21017280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21893}}^1$

素因数の和:21913

約数の個数: 56

約数和(自身を含む): 66732912

約数和(自身を除く): 45715632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21893, 43786, 65679, 87572, 109465, 131358, 175144, 218930, 262716, 328395, 350288, 437860, 525432, 656790, 700576, 875720, 1050864, 1313580, 1401152, 1751440, 2101728, 2627160, 3502880, 4203456, 5254320, 7005760, 10508640, 21017280]

約数ペア:

[(1, 21017280), (2, 10508640), (3, 7005760), (4, 5254320), (5, 4203456), (6, 3502880), (8, 2627160), (10, 2101728), (12, 1751440), (15, 1401152), (16, 1313580), (20, 1050864), (24, 875720), (30, 700576), (32, 656790), (40, 525432), (48, 437860), (60, 350288), (64, 328395), (80, 262716), (96, 218930), (120, 175144), (160, 131358), (192, 109465), (240, 87572), (320, 65679), (480, 43786), (960, 21893)]