21298704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63389}}^1$

素因数の和:63407

約数の個数: 40

約数和(自身を含む): 62882880

約数和(自身を除く): 41584176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63389, 126778, 190167, 253556, 380334, 443723, 507112, 760668, 887446, 1014224, 1331169, 1521336, 1774892, 2662338, 3042672, 3549784, 5324676, 7099568, 10649352, 21298704]

約数ペア:

[(1, 21298704), (2, 10649352), (3, 7099568), (4, 5324676), (6, 3549784), (7, 3042672), (8, 2662338), (12, 1774892), (14, 1521336), (16, 1331169), (21, 1014224), (24, 887446), (28, 760668), (42, 507112), (48, 443723), (56, 380334), (84, 253556), (112, 190167), (168, 126778), (336, 63389)]