21084564114

素因数分解:

$2^1\times 3^3\times {\mathrm{390454891}}^1$

素因数の和:390454902

約数の個数: 16

約数和(自身を含む): 46854587040

約数和(自身を除く): 25770022926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 390454891, 780909782, 1171364673, 2342729346, 3514094019, 7028188038, 10542282057, 21084564114]

約数ペア:

[(1, 21084564114), (2, 10542282057), (3, 7028188038), (6, 3514094019), (9, 2342729346), (18, 1171364673), (27, 780909782), (54, 390454891)]