21055011010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191409191}}^1$

素因数の和:191409209

約数の個数: 16

約数和(自身を含む): 41344385472

約数和(自身を除く): 20289374462

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191409191, 382818382, 957045955, 1914091910, 2105501101, 4211002202, 10527505505, 21055011010]

約数ペア:

[(1, 21055011010), (2, 10527505505), (5, 4211002202), (10, 2105501101), (11, 1914091910), (22, 957045955), (55, 382818382), (110, 191409191)]