16521340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6827}}^1$

素因数の和:6858

約数の個数: 36

約数和(自身を含む): 38141208

約数和(自身を除く): 21619868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 6827, 13654, 27308, 34135, 68270, 75097, 136540, 150194, 300388, 375485, 750970, 826067, 1501940, 1652134, 3304268, 4130335, 8260670, 16521340]

約数ペア:

[(1, 16521340), (2, 8260670), (4, 4130335), (5, 3304268), (10, 1652134), (11, 1501940), (20, 826067), (22, 750970), (44, 375485), (55, 300388), (110, 150194), (121, 136540), (220, 75097), (242, 68270), (484, 34135), (605, 27308), (1210, 13654), (2420, 6827)]