2021728142

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{1447}}^1$

素因数の和:1785

約数の個数: 48

約数和(自身を含む): 3610124640

約数和(自身を除く): 1588396498

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 269, 371, 538, 742, 1447, 1883, 2597, 2894, 3766, 5194, 10129, 13181, 14257, 20258, 26362, 28514, 70903, 76691, 99799, 141806, 153382, 199598, 389243, 536837, 698593, 778486, 1073674, 1397186, 2724701, 3757859, 5449402, 7515718, 19072907, 20629879, 38145814, 41259758, 144409153, 288818306, 1010864071, 2021728142]

約数ペア:

[(1, 2021728142), (2, 1010864071), (7, 288818306), (14, 144409153), (49, 41259758), (53, 38145814), (98, 20629879), (106, 19072907), (269, 7515718), (371, 5449402), (538, 3757859), (742, 2724701), (1447, 1397186), (1883, 1073674), (2597, 778486), (2894, 698593), (3766, 536837), (5194, 389243), (10129, 199598), (13181, 153382), (14257, 141806), (20258, 99799), (26362, 76691), (28514, 70903)]