21404822015

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{2287}}^1\times {\mathrm{39827}}^1$

素因数の和:42166

約数の個数: 16

約数和(自身を含む): 26244421632

約数和(自身を除く): 4839599617

約数列:

[1, 5, 47, 235, 2287, 11435, 39827, 107489, 199135, 537445, 1871869, 9359345, 91084349, 455421745, 4280964403, 21404822015]

約数ペア:

[(1, 21404822015), (5, 4280964403), (47, 455421745), (235, 91084349), (2287, 9359345), (11435, 1871869), (39827, 537445), (107489, 199135)]