21778674

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2617}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 46495680

約数和(自身を除く): 24717006

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 114, 146, 219, 438, 1387, 2617, 2774, 4161, 5234, 7851, 8322, 15702, 49723, 99446, 149169, 191041, 298338, 382082, 573123, 1146246, 3629779, 7259558, 10889337, 21778674]

約数ペア:

[(1, 21778674), (2, 10889337), (3, 7259558), (6, 3629779), (19, 1146246), (38, 573123), (57, 382082), (73, 298338), (114, 191041), (146, 149169), (219, 99446), (438, 49723), (1387, 15702), (2617, 8322), (2774, 7851), (4161, 5234)]