21000761332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1597259}}^1$

素因数の和:1597455

約数の個数: 24

約数和(自身を含む): 38909253600

約数和(自身を除く): 17908492268

約数列:

[1, 2, 4, 19, 38, 76, 173, 346, 692, 3287, 6574, 13148, 1597259, 3194518, 6389036, 30347921, 60695842, 121391684, 276325807, 552651614, 1105303228, 5250190333, 10500380666, 21000761332]

約数ペア:

[(1, 21000761332), (2, 10500380666), (4, 5250190333), (19, 1105303228), (38, 552651614), (76, 276325807), (173, 121391684), (346, 60695842), (692, 30347921), (3287, 6389036), (6574, 3194518), (13148, 1597259)]