21070170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21283}}^1$

素因数の和:21307

約数の個数: 48

約数和(自身を含む): 59765472

約数和(自身を除く): 38695302

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21283, 42566, 63849, 106415, 127698, 191547, 212830, 234113, 319245, 383094, 468226, 638490, 702339, 957735, 1170565, 1404678, 1915470, 2107017, 2341130, 3511695, 4214034, 7023390, 10535085, 21070170]

約数ペア:

[(1, 21070170), (2, 10535085), (3, 7023390), (5, 4214034), (6, 3511695), (9, 2341130), (10, 2107017), (11, 1915470), (15, 1404678), (18, 1170565), (22, 957735), (30, 702339), (33, 638490), (45, 468226), (55, 383094), (66, 319245), (90, 234113), (99, 212830), (110, 191547), (165, 127698), (198, 106415), (330, 63849), (495, 42566), (990, 21283)]