21396084831

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1\times {\mathrm{2767}}^1$

素因数の和:4932

約数の個数: 48

約数和(自身を含む): 34655182848

約数和(自身を除く): 13259098017

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 2111, 2767, 3663, 6333, 8301, 18999, 23221, 24903, 30437, 69663, 78107, 91311, 102379, 208989, 234321, 273933, 307137, 702963, 859177, 921411, 1126169, 2577531, 3378507, 5841137, 7732593, 10135521, 17523411, 52570233, 64252507, 192757521, 216122069, 578272563, 648366207, 1945098621, 2377342759, 7132028277, 21396084831]

約数ペア:

[(1, 21396084831), (3, 7132028277), (9, 2377342759), (11, 1945098621), (33, 648366207), (37, 578272563), (99, 216122069), (111, 192757521), (333, 64252507), (407, 52570233), (1221, 17523411), (2111, 10135521), (2767, 7732593), (3663, 5841137), (6333, 3378507), (8301, 2577531), (18999, 1126169), (23221, 921411), (24903, 859177), (30437, 702963), (69663, 307137), (78107, 273933), (91311, 234321), (102379, 208989)]