21456032

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{51577}}^1$

素因数の和:51600

約数の個数: 24

約数和(自身を含む): 45491796

約数和(自身を除く): 24035764

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 51577, 103154, 206308, 412616, 670501, 825232, 1341002, 1650464, 2682004, 5364008, 10728016, 21456032]

約数ペア:

[(1, 21456032), (2, 10728016), (4, 5364008), (8, 2682004), (13, 1650464), (16, 1341002), (26, 825232), (32, 670501), (52, 412616), (104, 206308), (208, 103154), (416, 51577)]