21037072

素因数分解:

$2^4\times 7^2\times {\mathrm{26833}}^1$

素因数の和:26855

約数の個数: 30

約数和(自身を含む): 47415678

約数和(自身を除く): 26378606

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26833, 53666, 107332, 187831, 214664, 375662, 429328, 751324, 1314817, 1502648, 2629634, 3005296, 5259268, 10518536, 21037072]

約数ペア:

[(1, 21037072), (2, 10518536), (4, 5259268), (7, 3005296), (8, 2629634), (14, 1502648), (16, 1314817), (28, 751324), (49, 429328), (56, 375662), (98, 214664), (112, 187831), (196, 107332), (392, 53666), (784, 26833)]