21436976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{349}}^2$

素因数の和:717

約数の個数: 30

約数和(自身を含む): 45440172

約数和(自身を除く): 24003196

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 349, 698, 1396, 2792, 3839, 5584, 7678, 15356, 30712, 61424, 121801, 243602, 487204, 974408, 1339811, 1948816, 2679622, 5359244, 10718488, 21436976]

約数ペア:

[(1, 21436976), (2, 10718488), (4, 5359244), (8, 2679622), (11, 1948816), (16, 1339811), (22, 974408), (44, 487204), (88, 243602), (176, 121801), (349, 61424), (698, 30712), (1396, 15356), (2792, 7678), (3839, 5584)]