21689484

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{106321}}^1$

素因数の和:106345

約数の個数: 24

約数和(自身を含む): 53586288

約数和(自身を除く): 31896804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 106321, 212642, 318963, 425284, 637926, 1275852, 1807457, 3614914, 5422371, 7229828, 10844742, 21689484]

約数ペア:

[(1, 21689484), (2, 10844742), (3, 7229828), (4, 5422371), (6, 3614914), (12, 1807457), (17, 1275852), (34, 637926), (51, 425284), (68, 318963), (102, 212642), (204, 106321)]