21429366

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{72889}}^1$

素因数の和:72908

約数の個数: 24

約数和(自身を含む): 49856760

約数和(自身を除く): 28427394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 72889, 145778, 218667, 437334, 510223, 1020446, 1530669, 3061338, 3571561, 7143122, 10714683, 21429366]

約数ペア:

[(1, 21429366), (2, 10714683), (3, 7143122), (6, 3571561), (7, 3061338), (14, 1530669), (21, 1020446), (42, 510223), (49, 437334), (98, 218667), (147, 145778), (294, 72889)]