21437778834

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{7585909}}^1$

素因数の和:7586074

約数の個数: 24

約数和(自身を含む): 46744377420

約数和(自身を除く): 25306598586

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 7585909, 15171818, 22757727, 45515454, 68273181, 136546362, 1190987713, 2381975426, 3572963139, 7145926278, 10718889417, 21437778834]

約数ペア:

[(1, 21437778834), (2, 10718889417), (3, 7145926278), (6, 3572963139), (9, 2381975426), (18, 1190987713), (157, 136546362), (314, 68273181), (471, 45515454), (942, 22757727), (1413, 15171818), (2826, 7585909)]