21975010561

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{5351}}^1\times {\mathrm{8263}}^1$

素因数の和:13692

約数の個数: 16

約数和(自身を含む): 25475862528

約数和(自身を除く): 3500851967

約数列:

[1, 7, 71, 497, 5351, 8263, 37457, 57841, 379921, 586673, 2659447, 4106711, 44215313, 309507191, 3139287223, 21975010561]

約数ペア:

[(1, 21975010561), (7, 3139287223), (71, 309507191), (497, 44215313), (5351, 4106711), (8263, 2659447), (37457, 586673), (57841, 379921)]