21032877

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 28873152

約数和(自身を除く): 7840275

約数列:

[1, 3, 41, 123, 307, 557, 921, 1671, 12587, 22837, 37761, 68511, 170999, 512997, 7010959, 21032877]

約数ペア:

[(1, 21032877), (3, 7010959), (41, 512997), (123, 170999), (307, 68511), (557, 37761), (921, 22837), (1671, 12587)]