21575886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{156347}}^1$

素因数の和:156375

約数の個数: 16

約数和(自身を含む): 45028224

約数和(自身を除く): 23452338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 156347, 312694, 469041, 938082, 3595981, 7191962, 10787943, 21575886]

約数ペア:

[(1, 21575886), (2, 10787943), (3, 7191962), (6, 3595981), (23, 938082), (46, 469041), (69, 312694), (138, 156347)]