21949064

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{13003}}^1$

素因数の和:13220

約数の個数: 16

約数和(自身を含む): 41352720

約数和(自身を除く): 19403656

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 13003, 26006, 52012, 104024, 2743633, 5487266, 10974532, 21949064]

約数ペア:

[(1, 21949064), (2, 10974532), (4, 5487266), (8, 2743633), (211, 104024), (422, 52012), (844, 26006), (1688, 13003)]