21900350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23053}}^1$

素因数の和:23084

約数の個数: 24

約数和(自身を含む): 42880440

約数和(自身を除く): 20980090

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 23053, 46106, 115265, 230530, 438007, 576325, 876014, 1152650, 2190035, 4380070, 10950175, 21900350]

約数ペア:

[(1, 21900350), (2, 10950175), (5, 4380070), (10, 2190035), (19, 1152650), (25, 876014), (38, 576325), (50, 438007), (95, 230530), (190, 115265), (475, 46106), (950, 23053)]