21353810

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{57713}}^1$

素因数の和:57757

約数の個数: 16

約数和(自身を含む): 39476376

約数和(自身を除く): 18122566

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 57713, 115426, 288565, 577130, 2135381, 4270762, 10676905, 21353810]

約数ペア:

[(1, 21353810), (2, 10676905), (5, 4270762), (10, 2135381), (37, 577130), (74, 288565), (185, 115426), (370, 57713)]