210921410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{10723}}^1$

素因数の和:11018

約数の個数: 32

約数和(自身を含む): 435480192

約数和(自身を除く): 224558782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1405, 1967, 2810, 3934, 9835, 10723, 19670, 21446, 53615, 75061, 107230, 150122, 375305, 750610, 3013163, 6026326, 15065815, 21092141, 30131630, 42184282, 105460705, 210921410]

約数ペア:

[(1, 210921410), (2, 105460705), (5, 42184282), (7, 30131630), (10, 21092141), (14, 15065815), (35, 6026326), (70, 3013163), (281, 750610), (562, 375305), (1405, 150122), (1967, 107230), (2810, 75061), (3934, 53615), (9835, 21446), (10723, 19670)]