21364378563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1\times {\mathrm{27281}}^1$

素因数の和:28563

約数の個数: 32

約数和(自身を含む): 32738400000

約数和(自身を除く): 11374021437

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1249, 3747, 13739, 23731, 27281, 41217, 71193, 81843, 261041, 300091, 518339, 783123, 900273, 1555017, 5701729, 17105187, 34073969, 102221907, 374813659, 647405411, 1124440977, 1942216233, 7121459521, 21364378563]

約数ペア:

[(1, 21364378563), (3, 7121459521), (11, 1942216233), (19, 1124440977), (33, 647405411), (57, 374813659), (209, 102221907), (627, 34073969), (1249, 17105187), (3747, 5701729), (13739, 1555017), (23731, 900273), (27281, 783123), (41217, 518339), (71193, 300091), (81843, 261041)]