21913683

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{691}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 32983488

約数和(自身を除く): 11069805

約数列:

[1, 3, 11, 31, 33, 93, 341, 691, 961, 1023, 2073, 2883, 7601, 10571, 21421, 22803, 31713, 64263, 235631, 664051, 706893, 1992153, 7304561, 21913683]

約数ペア:

[(1, 21913683), (3, 7304561), (11, 1992153), (31, 706893), (33, 664051), (93, 235631), (341, 64263), (691, 31713), (961, 22803), (1023, 21421), (2073, 10571), (2883, 7601)]