20903484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248851}}^1$

素因数の和:248865

約数の個数: 24

約数和(自身を含む): 55742848

約数和(自身を除く): 34839364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248851, 497702, 746553, 995404, 1493106, 1741957, 2986212, 3483914, 5225871, 6967828, 10451742, 20903484]

約数ペア:

[(1, 20903484), (2, 10451742), (3, 6967828), (4, 5225871), (6, 3483914), (7, 2986212), (12, 1741957), (14, 1493106), (21, 995404), (28, 746553), (42, 497702), (84, 248851)]