21788412

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 53932032

約数和(自身を除く): 32143620

約数列:

[1, 2, 3, 4, 6, 12, 31, 37, 62, 74, 93, 111, 124, 148, 186, 222, 372, 444, 1147, 1583, 2294, 3166, 3441, 4588, 4749, 6332, 6882, 9498, 13764, 18996, 49073, 58571, 98146, 117142, 147219, 175713, 196292, 234284, 294438, 351426, 588876, 702852, 1815701, 3631402, 5447103, 7262804, 10894206, 21788412]

約数ペア:

[(1, 21788412), (2, 10894206), (3, 7262804), (4, 5447103), (6, 3631402), (12, 1815701), (31, 702852), (37, 588876), (62, 351426), (74, 294438), (93, 234284), (111, 196292), (124, 175713), (148, 147219), (186, 117142), (222, 98146), (372, 58571), (444, 49073), (1147, 18996), (1583, 13764), (2294, 9498), (3166, 6882), (3441, 6332), (4588, 4749)]