21479906

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41467}}^1$

素因数の和:41513

約数の個数: 16

約数和(自身を含む): 37818816

約数和(自身を除く): 16338910

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41467, 82934, 290269, 580538, 1534279, 3068558, 10739953, 21479906]

約数ペア:

[(1, 21479906), (2, 10739953), (7, 3068558), (14, 1534279), (37, 580538), (74, 290269), (259, 82934), (518, 41467)]