21084491804

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{2467}}^1\times {\mathrm{2939}}^1$

素因数の和:6137

約数の個数: 24

約数和(自身を含む): 36976168320

約数和(自身を除く): 15891676516

約数列:

[1, 2, 4, 727, 1454, 2467, 2908, 2939, 4934, 5878, 9868, 11756, 1793509, 2136653, 3587018, 4273306, 7174036, 7250513, 8546612, 14501026, 29002052, 5271122951, 10542245902, 21084491804]

約数ペア:

[(1, 21084491804), (2, 10542245902), (4, 5271122951), (727, 29002052), (1454, 14501026), (2467, 8546612), (2908, 7250513), (2939, 7174036), (4934, 4273306), (5878, 3587018), (9868, 2136653), (11756, 1793509)]