21683216

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{2927}}^1$

素因数の和:3398

約数の個数: 20

約数和(自身を含む): 42116352

約数和(自身を除く): 20433136

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 2927, 3704, 5854, 7408, 11708, 23416, 46832, 1355201, 2710402, 5420804, 10841608, 21683216]

約数ペア:

[(1, 21683216), (2, 10841608), (4, 5420804), (8, 2710402), (16, 1355201), (463, 46832), (926, 23416), (1852, 11708), (2927, 7408), (3704, 5854)]