21474872

素因数分解:

$2^3\times {\mathrm{1097}}^1\times {\mathrm{2447}}^1$

素因数の和:3550

約数の個数: 16

約数和(自身を含む): 40318560

約数和(自身を除く): 18843688

約数列:

[1, 2, 4, 8, 1097, 2194, 2447, 4388, 4894, 8776, 9788, 19576, 2684359, 5368718, 10737436, 21474872]

約数ペア:

[(1, 21474872), (2, 10737436), (4, 5368718), (8, 2684359), (1097, 19576), (2194, 9788), (2447, 8776), (4388, 4894)]