21482060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12941}}^1$

素因数の和:13033

約数の個数: 24

約数和(自身を含む): 45659376

約数和(自身を除く): 24177316

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 12941, 25882, 51764, 64705, 129410, 258820, 1074103, 2148206, 4296412, 5370515, 10741030, 21482060]

約数ペア:

[(1, 21482060), (2, 10741030), (4, 5370515), (5, 4296412), (10, 2148206), (20, 1074103), (83, 258820), (166, 129410), (332, 64705), (415, 51764), (830, 25882), (1660, 12941)]