21827447

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 24031200

約数和(自身を除く): 2203753

約数列:

[1, 19, 37, 61, 509, 703, 1159, 2257, 9671, 18833, 31049, 42883, 357827, 589931, 1148813, 21827447]

約数ペア:

[(1, 21827447), (19, 1148813), (37, 589931), (61, 357827), (509, 42883), (703, 31049), (1159, 18833), (2257, 9671)]