21848883

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3389}}^1$

素因数の和:3706

約数の個数: 16

約数和(自身を含む): 33411840

約数和(自身を除く): 11562957

約数列:

[1, 3, 7, 21, 307, 921, 2149, 3389, 6447, 10167, 23723, 71169, 1040423, 3121269, 7282961, 21848883]

約数ペア:

[(1, 21848883), (3, 7282961), (7, 3121269), (21, 1040423), (307, 71169), (921, 23723), (2149, 10167), (3389, 6447)]