21234751

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 23208768

約数和(自身を除く): 1974017

約数列:

[1, 17, 71, 73, 241, 1207, 1241, 4097, 5183, 17111, 17593, 88111, 290887, 299081, 1249103, 21234751]

約数ペア:

[(1, 21234751), (17, 1249103), (71, 299081), (73, 290887), (241, 88111), (1207, 17593), (1241, 17111), (4097, 5183)]