21816870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23459}}^1$

素因数の和:23500

約数の個数: 32

約数和(自身を含む): 54051840

約数和(自身を除く): 32234970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 23459, 46918, 70377, 117295, 140754, 234590, 351885, 703770, 727229, 1454458, 2181687, 3636145, 4363374, 7272290, 10908435, 21816870]

約数ペア:

[(1, 21816870), (2, 10908435), (3, 7272290), (5, 4363374), (6, 3636145), (10, 2181687), (15, 1454458), (30, 727229), (31, 703770), (62, 351885), (93, 234590), (155, 140754), (186, 117295), (310, 70377), (465, 46918), (930, 23459)]