21102912236

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10615147}}^1$

素因数の和:10615229

約数の個数: 24

約数和(自身を含む): 42800276736

約数和(自身を除く): 21697364500

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10615147, 21230294, 42460588, 74306029, 148612058, 297224116, 753675437, 1507350874, 3014701748, 5275728059, 10551456118, 21102912236]

約数ペア:

[(1, 21102912236), (2, 10551456118), (4, 5275728059), (7, 3014701748), (14, 1507350874), (28, 753675437), (71, 297224116), (142, 148612058), (284, 74306029), (497, 42460588), (994, 21230294), (1988, 10615147)]