21531726

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{52009}}^1$

素因数の和:52040

約数の個数: 24

約数和(自身を含む): 48681360

約数和(自身を除く): 27149634

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 52009, 104018, 156027, 312054, 468081, 936162, 1196207, 2392414, 3588621, 7177242, 10765863, 21531726]

約数ペア:

[(1, 21531726), (2, 10765863), (3, 7177242), (6, 3588621), (9, 2392414), (18, 1196207), (23, 936162), (46, 468081), (69, 312054), (138, 156027), (207, 104018), (414, 52009)]