21041616216

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20389163}}^1$

素因数の和:20389215

約数の個数: 32

約数和(自身を含む): 53827392960

約数和(自身を除く): 32785776744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20389163, 40778326, 61167489, 81556652, 122334978, 163113304, 244669956, 489339912, 876734009, 1753468018, 2630202027, 3506936036, 5260404054, 7013872072, 10520808108, 21041616216]

約数ペア:

[(1, 21041616216), (2, 10520808108), (3, 7013872072), (4, 5260404054), (6, 3506936036), (8, 2630202027), (12, 1753468018), (24, 876734009), (43, 489339912), (86, 244669956), (129, 163113304), (172, 122334978), (258, 81556652), (344, 61167489), (516, 40778326), (1032, 20389163)]