21000613908

素因数分解:

$2^2\times 3^1\times {\mathrm{3701}}^1\times {\mathrm{472859}}^1$

素因数の和:476567

約数の個数: 24

約数和(自身を含む): 49014776160

約数和(自身を除く): 28014162252

約数列:

[1, 2, 3, 4, 6, 12, 3701, 7402, 11103, 14804, 22206, 44412, 472859, 945718, 1418577, 1891436, 2837154, 5674308, 1750051159, 3500102318, 5250153477, 7000204636, 10500306954, 21000613908]

約数ペア:

[(1, 21000613908), (2, 10500306954), (3, 7000204636), (4, 5250153477), (6, 3500102318), (12, 1750051159), (3701, 5674308), (7402, 2837154), (11103, 1891436), (14804, 1418577), (22206, 945718), (44412, 472859)]