21633286

素因数分解:

$2^1\times {\mathrm{19}}^4\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 20

約数和(自身を含む): 34665372

約数和(自身を除く): 13032086

約数列:

[1, 2, 19, 38, 83, 166, 361, 722, 1577, 3154, 6859, 13718, 29963, 59926, 130321, 260642, 569297, 1138594, 10816643, 21633286]

約数ペア:

[(1, 21633286), (2, 10816643), (19, 1138594), (38, 569297), (83, 260642), (166, 130321), (361, 59926), (722, 29963), (1577, 13718), (3154, 6859)]