21273610

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45263}}^1$

素因数の和:45317

約数の個数: 16

約数和(自身を含む): 39108096

約数和(自身を除く): 17834486

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 45263, 90526, 226315, 452630, 2127361, 4254722, 10636805, 21273610]

約数ペア:

[(1, 21273610), (2, 10636805), (5, 4254722), (10, 2127361), (47, 452630), (94, 226315), (235, 90526), (470, 45263)]