21236700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2487

約数の個数: 72

約数和(自身を含む): 63589680

約数和(自身を除く): 42352980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 145, 150, 174, 290, 300, 348, 435, 580, 725, 870, 1450, 1740, 2175, 2441, 2900, 4350, 4882, 7323, 8700, 9764, 12205, 14646, 24410, 29292, 36615, 48820, 61025, 70789, 73230, 122050, 141578, 146460, 183075, 212367, 244100, 283156, 353945, 366150, 424734, 707890, 732300, 849468, 1061835, 1415780, 1769725, 2123670, 3539450, 4247340, 5309175, 7078900, 10618350, 21236700]

約数ペア:

[(1, 21236700), (2, 10618350), (3, 7078900), (4, 5309175), (5, 4247340), (6, 3539450), (10, 2123670), (12, 1769725), (15, 1415780), (20, 1061835), (25, 849468), (29, 732300), (30, 707890), (50, 424734), (58, 366150), (60, 353945), (75, 283156), (87, 244100), (100, 212367), (116, 183075), (145, 146460), (150, 141578), (174, 122050), (290, 73230), (300, 70789), (348, 61025), (435, 48820), (580, 36615), (725, 29292), (870, 24410), (1450, 14646), (1740, 12205), (2175, 9764), (2441, 8700), (2900, 7323), (4350, 4882)]