21992610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5351}}^1$

素因数の和:5498

約数の個数: 32

約数和(自身を含む): 53177472

約数和(自身を除く): 31184862

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 5351, 10702, 16053, 26755, 32106, 53510, 80265, 160530, 733087, 1466174, 2199261, 3665435, 4398522, 7330870, 10996305, 21992610]

約数ペア:

[(1, 21992610), (2, 10996305), (3, 7330870), (5, 4398522), (6, 3665435), (10, 2199261), (15, 1466174), (30, 733087), (137, 160530), (274, 80265), (411, 53510), (685, 32106), (822, 26755), (1370, 16053), (2055, 10702), (4110, 5351)]