21097306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{6397}}^1$

素因数の和:6513

約数の個数: 16

約数和(自身を含む): 33858216

約数和(自身を除く): 12760910

約数列:

[1, 2, 17, 34, 97, 194, 1649, 3298, 6397, 12794, 108749, 217498, 620509, 1241018, 10548653, 21097306]

約数ペア:

[(1, 21097306), (2, 10548653), (17, 1241018), (34, 620509), (97, 217498), (194, 108749), (1649, 12794), (3298, 6397)]