21309056

素因数分解:

$2^7\times {\mathrm{277}}^1\times {\mathrm{601}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 42675780

約数和(自身を除く): 21366724

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 277, 554, 601, 1108, 1202, 2216, 2404, 4432, 4808, 8864, 9616, 17728, 19232, 35456, 38464, 76928, 166477, 332954, 665908, 1331816, 2663632, 5327264, 10654528, 21309056]

約数ペア:

[(1, 21309056), (2, 10654528), (4, 5327264), (8, 2663632), (16, 1331816), (32, 665908), (64, 332954), (128, 166477), (277, 76928), (554, 38464), (601, 35456), (1108, 19232), (1202, 17728), (2216, 9616), (2404, 8864), (4432, 4808)]