21119312

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5477}}^1$

素因数の和:5726

約数の個数: 20

約数和(自身を含む): 41095956

約数和(自身を除く): 19976644

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5477, 10954, 21908, 43816, 87632, 1319957, 2639914, 5279828, 10559656, 21119312]

約数ペア:

[(1, 21119312), (2, 10559656), (4, 5279828), (8, 2639914), (16, 1319957), (241, 87632), (482, 43816), (964, 21908), (1928, 10954), (3856, 5477)]