42721552

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{37607}}^1$

素因数の和:37686

約数の個数: 20

約数和(自身を含む): 83941056

約数和(自身を除く): 41219504

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 37607, 75214, 150428, 300856, 601712, 2670097, 5340194, 10680388, 21360776, 42721552]

約数ペア:

[(1, 42721552), (2, 21360776), (4, 10680388), (8, 5340194), (16, 2670097), (71, 601712), (142, 300856), (284, 150428), (568, 75214), (1136, 37607)]