21622804

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1201}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 43348928

約数和(自身を除く): 21726124

約数列:

[1, 2, 4, 7, 14, 28, 643, 1201, 1286, 2402, 2572, 4501, 4804, 8407, 9002, 16814, 18004, 33628, 772243, 1544486, 3088972, 5405701, 10811402, 21622804]

約数ペア:

[(1, 21622804), (2, 10811402), (4, 5405701), (7, 3088972), (14, 1544486), (28, 772243), (643, 33628), (1201, 18004), (1286, 16814), (2402, 9002), (2572, 8407), (4501, 4804)]