21925740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12601}}^1$

素因数の和:12642

約数の個数: 48

約数和(自身を含む): 63514080

約数和(自身を除く): 41588340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 12601, 25202, 37803, 50404, 63005, 75606, 126010, 151212, 189015, 252020, 365429, 378030, 730858, 756060, 1096287, 1461716, 1827145, 2192574, 3654290, 4385148, 5481435, 7308580, 10962870, 21925740]

約数ペア:

[(1, 21925740), (2, 10962870), (3, 7308580), (4, 5481435), (5, 4385148), (6, 3654290), (10, 2192574), (12, 1827145), (15, 1461716), (20, 1096287), (29, 756060), (30, 730858), (58, 378030), (60, 365429), (87, 252020), (116, 189015), (145, 151212), (174, 126010), (290, 75606), (348, 63005), (435, 50404), (580, 37803), (870, 25202), (1740, 12601)]