21777438

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 45268992

約数和(自身を除く): 23491554

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 191, 382, 573, 613, 1146, 1226, 1839, 3678, 5921, 11842, 17763, 19003, 35526, 38006, 57009, 114018, 117083, 234166, 351249, 702498, 3629573, 7259146, 10888719, 21777438]

約数ペア:

[(1, 21777438), (2, 10888719), (3, 7259146), (6, 3629573), (31, 702498), (62, 351249), (93, 234166), (186, 117083), (191, 114018), (382, 57009), (573, 38006), (613, 35526), (1146, 19003), (1226, 17763), (1839, 11842), (3678, 5921)]