21903544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9157}}^1$

素因数の和:9199

約数の個数: 32

約数和(自身を含む): 46156320

約数和(自身を除く): 24252776

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 9157, 18314, 36628, 73256, 119041, 210611, 238082, 421222, 476164, 842444, 952328, 1684888, 2737943, 5475886, 10951772, 21903544]

約数ペア:

[(1, 21903544), (2, 10951772), (4, 5475886), (8, 2737943), (13, 1684888), (23, 952328), (26, 842444), (46, 476164), (52, 421222), (92, 238082), (104, 210611), (184, 119041), (299, 73256), (598, 36628), (1196, 18314), (2392, 9157)]