21207134523

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1\times {\mathrm{159403}}^1$

素因数の和:160194

約数の個数: 16

約数和(自身を含む): 28779435776

約数和(自身を除く): 7572301253

約数列:

[1, 3, 61, 183, 727, 2181, 44347, 133041, 159403, 478209, 9723583, 29170749, 115885981, 347657943, 7069044841, 21207134523]

約数ペア:

[(1, 21207134523), (3, 7069044841), (61, 347657943), (183, 115885981), (727, 29170749), (2181, 9723583), (44347, 478209), (133041, 159403)]