21659508

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15427}}^1$

素因数の和:15453

約数の個数: 48

約数和(自身を含む): 60477760

約数和(自身を除く): 38818252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15427, 30854, 46281, 61708, 92562, 138843, 185124, 200551, 277686, 401102, 416529, 555372, 601653, 802204, 833058, 1203306, 1666116, 1804959, 2406612, 3609918, 5414877, 7219836, 10829754, 21659508]

約数ペア:

[(1, 21659508), (2, 10829754), (3, 7219836), (4, 5414877), (6, 3609918), (9, 2406612), (12, 1804959), (13, 1666116), (18, 1203306), (26, 833058), (27, 802204), (36, 601653), (39, 555372), (52, 416529), (54, 401102), (78, 277686), (108, 200551), (117, 185124), (156, 138843), (234, 92562), (351, 61708), (468, 46281), (702, 30854), (1404, 15427)]