21969018

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{39371}}^1$

素因数の和:39410

約数の個数: 24

約数和(自身を含む): 49136256

約数和(自身を除く): 27167238

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 39371, 78742, 118113, 236226, 354339, 708678, 1220501, 2441002, 3661503, 7323006, 10984509, 21969018]

約数ペア:

[(1, 21969018), (2, 10984509), (3, 7323006), (6, 3661503), (9, 2441002), (18, 1220501), (31, 708678), (62, 354339), (93, 236226), (186, 118113), (279, 78742), (558, 39371)]