21129582

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{11471}}^1$

素因数の和:11783

約数の個数: 16

約数和(自身を含む): 42400512

約数和(自身を除く): 21270930

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 11471, 22942, 34413, 68826, 3521597, 7043194, 10564791, 21129582]

約数ペア:

[(1, 21129582), (2, 10564791), (3, 7043194), (6, 3521597), (307, 68826), (614, 34413), (921, 22942), (1842, 11471)]