21716868

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{11527}}^1$

素因数の和:11691

約数の個数: 24

約数和(自身を含む): 50999872

約数和(自身を除く): 29283004

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 11527, 23054, 34581, 46108, 69162, 138324, 1809739, 3619478, 5429217, 7238956, 10858434, 21716868]

約数ペア:

[(1, 21716868), (2, 10858434), (3, 7238956), (4, 5429217), (6, 3619478), (12, 1809739), (157, 138324), (314, 69162), (471, 46108), (628, 34581), (942, 23054), (1884, 11527)]