21617028

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{16229}}^1$

素因数の和:16276

約数の個数: 36

約数和(自身を含む): 56123340

約数和(自身を除く): 34506312

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 16229, 32458, 48687, 64916, 97374, 146061, 194748, 292122, 584244, 600473, 1200946, 1801419, 2401892, 3602838, 5404257, 7205676, 10808514, 21617028]

約数ペア:

[(1, 21617028), (2, 10808514), (3, 7205676), (4, 5404257), (6, 3602838), (9, 2401892), (12, 1801419), (18, 1200946), (36, 600473), (37, 584244), (74, 292122), (111, 194748), (148, 146061), (222, 97374), (333, 64916), (444, 48687), (666, 32458), (1332, 16229)]