2149806428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6979891}}^1$

素因数の和:6979913

約数の個数: 24

約数和(自身を含む): 4690487424

約数和(自身を除く): 2540680996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 6979891, 13959782, 27919564, 48859237, 76778801, 97718474, 153557602, 195436948, 307115204, 537451607, 1074903214, 2149806428]

約数ペア:

[(1, 2149806428), (2, 1074903214), (4, 537451607), (7, 307115204), (11, 195436948), (14, 153557602), (22, 97718474), (28, 76778801), (44, 48859237), (77, 27919564), (154, 13959782), (308, 6979891)]