21483344

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32749}}^1$

素因数の和:32798

約数の個数: 20

約数和(自身を含む): 42640500

約数和(自身を除く): 21157156

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32749, 65498, 130996, 261992, 523984, 1342709, 2685418, 5370836, 10741672, 21483344]

約数ペア:

[(1, 21483344), (2, 10741672), (4, 5370836), (8, 2685418), (16, 1342709), (41, 523984), (82, 261992), (164, 130996), (328, 65498), (656, 32749)]