21006984204

素因数分解:

$2^2\times 3^4\times {\mathrm{64836371}}^1$

素因数の和:64836387

約数の個数: 30

約数和(自身を含む): 54916407084

約数和(自身を除く): 33909422880

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 64836371, 129672742, 194509113, 259345484, 389018226, 583527339, 778036452, 1167054678, 1750582017, 2334109356, 3501164034, 5251746051, 7002328068, 10503492102, 21006984204]

約数ペア:

[(1, 21006984204), (2, 10503492102), (3, 7002328068), (4, 5251746051), (6, 3501164034), (9, 2334109356), (12, 1750582017), (18, 1167054678), (27, 778036452), (36, 583527339), (54, 389018226), (81, 259345484), (108, 194509113), (162, 129672742), (324, 64836371)]