221521723558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1\times {\mathrm{5362943}}^1$

素因数の和:5364051

約数の個数: 16

約数和(自身を含む): 350092984320

約数和(自身を除く): 128571260762

約数列:

[1, 2, 19, 38, 1087, 2174, 20653, 41306, 5362943, 10725886, 101895917, 203791834, 5829519041, 11659038082, 110760861779, 221521723558]

約数ペア:

[(1, 221521723558), (2, 110760861779), (19, 11659038082), (38, 5829519041), (1087, 203791834), (2174, 101895917), (20653, 10725886), (41306, 5362943)]