21440853

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14797}}^1$

素因数の和:14833

約数の個数: 24

約数和(自身を含む): 36935808

約数和(自身を除く): 15494955

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14797, 44391, 103579, 133173, 310737, 340331, 932211, 1020993, 2382317, 3062979, 7146951, 21440853]

約数ペア:

[(1, 21440853), (3, 7146951), (7, 3062979), (9, 2382317), (21, 1020993), (23, 932211), (63, 340331), (69, 310737), (161, 133173), (207, 103579), (483, 44391), (1449, 14797)]