21229340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96497}}^1$

素因数の和:96517

約数の個数: 24

約数和(自身を含む): 48634992

約数和(自身を除く): 27405652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96497, 192994, 385988, 482485, 964970, 1061467, 1929940, 2122934, 4245868, 5307335, 10614670, 21229340]

約数ペア:

[(1, 21229340), (2, 10614670), (4, 5307335), (5, 4245868), (10, 2122934), (11, 1929940), (20, 1061467), (22, 964970), (44, 482485), (55, 385988), (110, 192994), (220, 96497)]