21448424

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{9277}}^1$

素因数の和:9317

約数の個数: 24

約数和(自身を含む): 42725190

約数和(自身を除く): 21276766

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 9277, 18554, 37108, 74216, 157709, 315418, 630836, 1261672, 2681053, 5362106, 10724212, 21448424]

約数ペア:

[(1, 21448424), (2, 10724212), (4, 5362106), (8, 2681053), (17, 1261672), (34, 630836), (68, 315418), (136, 157709), (289, 74216), (578, 37108), (1156, 18554), (2312, 9277)]