21221688

素因数分解:

$2^3\times 3^1\times {\mathrm{809}}^1\times {\mathrm{1093}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 53168400

約数和(自身を除く): 31946712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 809, 1093, 1618, 2186, 2427, 3236, 3279, 4372, 4854, 6472, 6558, 8744, 9708, 13116, 19416, 26232, 884237, 1768474, 2652711, 3536948, 5305422, 7073896, 10610844, 21221688]

約数ペア:

[(1, 21221688), (2, 10610844), (3, 7073896), (4, 5305422), (6, 3536948), (8, 2652711), (12, 1768474), (24, 884237), (809, 26232), (1093, 19416), (1618, 13116), (2186, 9708), (2427, 8744), (3236, 6558), (3279, 6472), (4372, 4854)]