21417844

素因数分解:

$2^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1277}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 42940800

約数和(自身を除く): 21522956

約数列:

[1, 2, 4, 7, 14, 28, 599, 1198, 1277, 2396, 2554, 4193, 5108, 8386, 8939, 16772, 17878, 35756, 764923, 1529846, 3059692, 5354461, 10708922, 21417844]

約数ペア:

[(1, 21417844), (2, 10708922), (4, 5354461), (7, 3059692), (14, 1529846), (28, 764923), (599, 35756), (1198, 17878), (1277, 16772), (2396, 8939), (2554, 8386), (4193, 5108)]