21932170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1493}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 42919632

約数和(自身を除く): 20987462

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 1493, 2938, 2986, 7345, 7465, 14690, 14930, 19409, 38818, 97045, 168709, 194090, 337418, 843545, 1687090, 2193217, 4386434, 10966085, 21932170]

約数ペア:

[(1, 21932170), (2, 10966085), (5, 4386434), (10, 2193217), (13, 1687090), (26, 843545), (65, 337418), (113, 194090), (130, 168709), (226, 97045), (565, 38818), (1130, 19409), (1469, 14930), (1493, 14690), (2938, 7465), (2986, 7345)]