21022140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3469}}^1$

素因数の和:3582

約数の個数: 48

約数和(自身を含む): 59461920

約数和(自身を除く): 38439780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 3469, 6060, 6938, 10407, 13876, 17345, 20814, 34690, 41628, 52035, 69380, 104070, 208140, 350369, 700738, 1051107, 1401476, 1751845, 2102214, 3503690, 4204428, 5255535, 7007380, 10511070, 21022140]

約数ペア:

[(1, 21022140), (2, 10511070), (3, 7007380), (4, 5255535), (5, 4204428), (6, 3503690), (10, 2102214), (12, 1751845), (15, 1401476), (20, 1051107), (30, 700738), (60, 350369), (101, 208140), (202, 104070), (303, 69380), (404, 52035), (505, 41628), (606, 34690), (1010, 20814), (1212, 17345), (1515, 13876), (2020, 10407), (3030, 6938), (3469, 6060)]