21202110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6367}}^1$

素因数の和:6417

約数の個数: 48

約数和(自身を含む): 56624256

約数和(自身を除く): 35422146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 6367, 12734, 19101, 31835, 38202, 57303, 63670, 95505, 114606, 191010, 235579, 286515, 471158, 573030, 706737, 1177895, 1413474, 2120211, 2355790, 3533685, 4240422, 7067370, 10601055, 21202110]

約数ペア:

[(1, 21202110), (2, 10601055), (3, 7067370), (5, 4240422), (6, 3533685), (9, 2355790), (10, 2120211), (15, 1413474), (18, 1177895), (30, 706737), (37, 573030), (45, 471158), (74, 286515), (90, 235579), (111, 191010), (185, 114606), (222, 95505), (333, 63670), (370, 57303), (555, 38202), (666, 31835), (1110, 19101), (1665, 12734), (3330, 6367)]