21300290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2333}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 42348096

約数和(自身を除く): 21047806

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2333, 4565, 4666, 9130, 11665, 23330, 25663, 51326, 128315, 193639, 256630, 387278, 968195, 1936390, 2130029, 4260058, 10650145, 21300290]

約数ペア:

[(1, 21300290), (2, 10650145), (5, 4260058), (10, 2130029), (11, 1936390), (22, 968195), (55, 387278), (83, 256630), (110, 193639), (166, 128315), (415, 51326), (830, 25663), (913, 23330), (1826, 11665), (2333, 9130), (4565, 4666)]