21774420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13441}}^1$

素因数の和:13462

約数の個数: 60

約数和(自身を含む): 68312244

約数和(自身を除く): 46537824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 13441, 26882, 40323, 53764, 67205, 80646, 120969, 134410, 161292, 201615, 241938, 268820, 362907, 403230, 483876, 604845, 725814, 806460, 1088721, 1209690, 1451628, 1814535, 2177442, 2419380, 3629070, 4354884, 5443605, 7258140, 10887210, 21774420]

約数ペア:

[(1, 21774420), (2, 10887210), (3, 7258140), (4, 5443605), (5, 4354884), (6, 3629070), (9, 2419380), (10, 2177442), (12, 1814535), (15, 1451628), (18, 1209690), (20, 1088721), (27, 806460), (30, 725814), (36, 604845), (45, 483876), (54, 403230), (60, 362907), (81, 268820), (90, 241938), (108, 201615), (135, 161292), (162, 134410), (180, 120969), (270, 80646), (324, 67205), (405, 53764), (540, 40323), (810, 26882), (1620, 13441)]