21200282

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1421

約数の個数: 16

約数和(自身を含む): 32524800

約数和(自身を除く): 11324518

約数列:

[1, 2, 79, 109, 158, 218, 1231, 2462, 8611, 17222, 97249, 134179, 194498, 268358, 10600141, 21200282]

約数ペア:

[(1, 21200282), (2, 10600141), (79, 268358), (109, 194498), (158, 134179), (218, 97249), (1231, 17222), (2462, 8611)]