21148996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4759}}^1$

素因数の和:4875

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 19634684

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 4759, 9518, 19036, 52349, 104698, 209396, 480659, 961318, 1922636, 5287249, 10574498, 21148996]

約数ペア:

[(1, 21148996), (2, 10574498), (4, 5287249), (11, 1922636), (22, 961318), (44, 480659), (101, 209396), (202, 104698), (404, 52349), (1111, 19036), (2222, 9518), (4444, 4759)]