21247236810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{680347}}^1$

素因数の和:680707

約数の個数: 48

約数和(自身を含む): 55402098336

約数和(自身を除く): 34154861526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 347, 694, 1041, 1735, 2082, 3123, 3470, 5205, 6246, 10410, 15615, 31230, 680347, 1360694, 2041041, 3401735, 4082082, 6123123, 6803470, 10205205, 12246246, 20410410, 30615615, 61231230, 236080409, 472160818, 708241227, 1180402045, 1416482454, 2124723681, 2360804090, 3541206135, 4249447362, 7082412270, 10623618405, 21247236810]

約数ペア:

[(1, 21247236810), (2, 10623618405), (3, 7082412270), (5, 4249447362), (6, 3541206135), (9, 2360804090), (10, 2124723681), (15, 1416482454), (18, 1180402045), (30, 708241227), (45, 472160818), (90, 236080409), (347, 61231230), (694, 30615615), (1041, 20410410), (1735, 12246246), (2082, 10205205), (3123, 6803470), (3470, 6123123), (5205, 4082082), (6246, 3401735), (10410, 2041041), (15615, 1360694), (31230, 680347)]