21122164

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1549}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 42358400

約数和(自身を除く): 21236236

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1549, 1948, 3098, 3409, 6196, 6818, 10843, 13636, 21686, 43372, 754363, 1508726, 3017452, 5280541, 10561082, 21122164]

約数ペア:

[(1, 21122164), (2, 10561082), (4, 5280541), (7, 3017452), (14, 1508726), (28, 754363), (487, 43372), (974, 21686), (1549, 13636), (1948, 10843), (3098, 6818), (3409, 6196)]