21362370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41887}}^1$

素因数の和:41914

約数の個数: 32

約数和(自身を含む): 54286848

約数和(自身を除く): 32924478

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41887, 83774, 125661, 209435, 251322, 418870, 628305, 712079, 1256610, 1424158, 2136237, 3560395, 4272474, 7120790, 10681185, 21362370]

約数ペア:

[(1, 21362370), (2, 10681185), (3, 7120790), (5, 4272474), (6, 3560395), (10, 2136237), (15, 1424158), (17, 1256610), (30, 712079), (34, 628305), (51, 418870), (85, 251322), (102, 209435), (170, 125661), (255, 83774), (510, 41887)]