21073424

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{35597}}^1$

素因数の和:35642

約数の個数: 20

約数和(自身を含む): 41934444

約数和(自身を除く): 20861020

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 35597, 71194, 142388, 284776, 569552, 1317089, 2634178, 5268356, 10536712, 21073424]

約数ペア:

[(1, 21073424), (2, 10536712), (4, 5268356), (8, 2634178), (16, 1317089), (37, 569552), (74, 284776), (148, 142388), (296, 71194), (592, 35597)]