21160046

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7541}}^1$

素因数の和:7627

約数の個数: 16

約数和(自身を含む): 33667488

約数和(自身を除く): 12507442

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7541, 15082, 173443, 346886, 460001, 920002, 10580023, 21160046]

約数ペア:

[(1, 21160046), (2, 10580023), (23, 920002), (46, 460001), (61, 346886), (122, 173443), (1403, 15082), (2806, 7541)]