21908176

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18757}}^1$

素因数の和:18838

約数の個数: 20

約数和(自身を含む): 43030852

約数和(自身を除く): 21122676

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18757, 37514, 75028, 150056, 300112, 1369261, 2738522, 5477044, 10954088, 21908176]

約数ペア:

[(1, 21908176), (2, 10954088), (4, 5477044), (8, 2738522), (16, 1369261), (73, 300112), (146, 150056), (292, 75028), (584, 37514), (1168, 18757)]