21180056

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1951}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 20983144

約数列:

[1, 2, 4, 8, 23, 46, 59, 92, 118, 184, 236, 472, 1357, 1951, 2714, 3902, 5428, 7804, 10856, 15608, 44873, 89746, 115109, 179492, 230218, 358984, 460436, 920872, 2647507, 5295014, 10590028, 21180056]

約数ペア:

[(1, 21180056), (2, 10590028), (4, 5295014), (8, 2647507), (23, 920872), (46, 460436), (59, 358984), (92, 230218), (118, 179492), (184, 115109), (236, 89746), (472, 44873), (1357, 15608), (1951, 10856), (2714, 7804), (3902, 5428)]