21000507228

素因数分解:

$2^2\times 3^3\times {\mathrm{194449141}}^1$

素因数の和:194449154

約数の個数: 24

約数和(自身を含む): 54445759760

約数和(自身を除く): 33445252532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 194449141, 388898282, 583347423, 777796564, 1166694846, 1750042269, 2333389692, 3500084538, 5250126807, 7000169076, 10500253614, 21000507228]

約数ペア:

[(1, 21000507228), (2, 10500253614), (3, 7000169076), (4, 5250126807), (6, 3500084538), (9, 2333389692), (12, 1750042269), (18, 1166694846), (27, 777796564), (36, 583347423), (54, 388898282), (108, 194449141)]