21062964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{135019}}^1$

素因数の和:135039

約数の個数: 24

約数和(自身を含む): 52927840

約数和(自身を除く): 31864876

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 135019, 270038, 405057, 540076, 810114, 1620228, 1755247, 3510494, 5265741, 7020988, 10531482, 21062964]

約数ペア:

[(1, 21062964), (2, 10531482), (3, 7020988), (4, 5265741), (6, 3510494), (12, 1755247), (13, 1620228), (26, 810114), (39, 540076), (52, 405057), (78, 270038), (156, 135019)]