21380502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24919}}^1$

素因数の和:24948

約数の個数: 32

約数和(自身を含む): 50238720

約数和(自身を除く): 28858218

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24919, 49838, 74757, 149514, 274109, 323947, 548218, 647894, 822327, 971841, 1644654, 1943682, 3563417, 7126834, 10690251, 21380502]

約数ペア:

[(1, 21380502), (2, 10690251), (3, 7126834), (6, 3563417), (11, 1943682), (13, 1644654), (22, 971841), (26, 822327), (33, 647894), (39, 548218), (66, 323947), (78, 274109), (143, 149514), (286, 74757), (429, 49838), (858, 24919)]