21933028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1999}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 41552000

約数和(自身を除く): 19618972

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 1999, 2743, 3998, 5486, 7996, 10972, 25987, 51974, 103948, 421789, 843578, 1687156, 5483257, 10966514, 21933028]

約数ペア:

[(1, 21933028), (2, 10966514), (4, 5483257), (13, 1687156), (26, 843578), (52, 421789), (211, 103948), (422, 51974), (844, 25987), (1999, 10972), (2743, 7996), (3998, 5486)]