21100510850

素因数分解:

$2^1\times 5^2\times {\mathrm{443}}^1\times {\mathrm{952619}}^1$

素因数の和:953074

約数の個数: 24

約数和(自身を含む): 39335585040

約数和(自身を除く): 18235074190

約数列:

[1, 2, 5, 10, 25, 50, 443, 886, 2215, 4430, 11075, 22150, 952619, 1905238, 4763095, 9526190, 23815475, 47630950, 422010217, 844020434, 2110051085, 4220102170, 10550255425, 21100510850]

約数ペア:

[(1, 21100510850), (2, 10550255425), (5, 4220102170), (10, 2110051085), (25, 844020434), (50, 422010217), (443, 47630950), (886, 23815475), (2215, 9526190), (4430, 4763095), (11075, 1905238), (22150, 952619)]