21825825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5939}}^1$

素因数の和:5966

約数の個数: 36

約数和(自身を含む): 41983920

約数和(自身を除く): 20158095

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5939, 17817, 29695, 41573, 89085, 124719, 148475, 207865, 291011, 445425, 623595, 873033, 1039325, 1455055, 3117975, 4365165, 7275275, 21825825]

約数ペア:

[(1, 21825825), (3, 7275275), (5, 4365165), (7, 3117975), (15, 1455055), (21, 1039325), (25, 873033), (35, 623595), (49, 445425), (75, 291011), (105, 207865), (147, 148475), (175, 124719), (245, 89085), (525, 41573), (735, 29695), (1225, 17817), (3675, 5939)]