21207650752

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{2609209}}^1$

素因数の和:2609348

約数の個数: 28

約数和(自身を含む): 42415317760

約数和(自身を除く): 21207667008

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 2609209, 5218418, 10436836, 20873672, 41747344, 83494688, 166989376, 331369543, 662739086, 1325478172, 2650956344, 5301912688, 10603825376, 21207650752]

約数ペア:

[(1, 21207650752), (2, 10603825376), (4, 5301912688), (8, 2650956344), (16, 1325478172), (32, 662739086), (64, 331369543), (127, 166989376), (254, 83494688), (508, 41747344), (1016, 20873672), (2032, 10436836), (4064, 5218418), (8128, 2609209)]