21032490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1597}}^1$

素因数の和:2046

約数の個数: 32

約数和(自身を含む): 50624640

約数和(自身を除く): 29592150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 1597, 2195, 2634, 3194, 4390, 4791, 6585, 7985, 9582, 13170, 15970, 23955, 47910, 701083, 1402166, 2103249, 3505415, 4206498, 7010830, 10516245, 21032490]

約数ペア:

[(1, 21032490), (2, 10516245), (3, 7010830), (5, 4206498), (6, 3505415), (10, 2103249), (15, 1402166), (30, 701083), (439, 47910), (878, 23955), (1317, 15970), (1597, 13170), (2195, 9582), (2634, 7985), (3194, 6585), (4390, 4791)]