21619638

素因数分解:

$2^1\times 3^2\times {\mathrm{811}}^1\times {\mathrm{1481}}^1$

素因数の和:2300

約数の個数: 24

約数和(自身を含む): 46931976

約数和(自身を除く): 25312338

約数列:

[1, 2, 3, 6, 9, 18, 811, 1481, 1622, 2433, 2962, 4443, 4866, 7299, 8886, 13329, 14598, 26658, 1201091, 2402182, 3603273, 7206546, 10809819, 21619638]

約数ペア:

[(1, 21619638), (2, 10809819), (3, 7206546), (6, 3603273), (9, 2402182), (18, 1201091), (811, 26658), (1481, 14598), (1622, 13329), (2433, 8886), (2962, 7299), (4443, 4866)]