21982917

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2633}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 33630912

約数和(自身を除く): 11647995

約数列:

[1, 3, 11, 23, 33, 69, 121, 253, 363, 759, 2633, 2783, 7899, 8349, 28963, 60559, 86889, 181677, 318593, 666149, 955779, 1998447, 7327639, 21982917]

約数ペア:

[(1, 21982917), (3, 7327639), (11, 1998447), (23, 955779), (33, 666149), (69, 318593), (121, 181677), (253, 86889), (363, 60559), (759, 28963), (2633, 8349), (2783, 7899)]