21830732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{70879}}^1$

素因数の和:70901

約数の個数: 24

約数和(自身を含む): 47631360

約数和(自身を除く): 25800628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 70879, 141758, 283516, 496153, 779669, 992306, 1559338, 1984612, 3118676, 5457683, 10915366, 21830732]

約数ペア:

[(1, 21830732), (2, 10915366), (4, 5457683), (7, 3118676), (11, 1984612), (14, 1559338), (22, 992306), (28, 779669), (44, 496153), (77, 283516), (154, 141758), (308, 70879)]