21663843476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1\times {\mathrm{3209}}^1$

素因数の和:5456

約数の個数: 48

約数和(自身を含む): 41973240960

約数和(自身を除く): 20309397484

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 2161, 3124, 3209, 4322, 6418, 8644, 12836, 23771, 35299, 47542, 70598, 95084, 141196, 153431, 227839, 306862, 455678, 613724, 911356, 1687741, 2506229, 3375482, 5012458, 6750964, 6934649, 10024916, 13869298, 27738596, 76281139, 152562278, 305124556, 492360079, 984720158, 1969440316, 5415960869, 10831921738, 21663843476]

約数ペア:

[(1, 21663843476), (2, 10831921738), (4, 5415960869), (11, 1969440316), (22, 984720158), (44, 492360079), (71, 305124556), (142, 152562278), (284, 76281139), (781, 27738596), (1562, 13869298), (2161, 10024916), (3124, 6934649), (3209, 6750964), (4322, 5012458), (6418, 3375482), (8644, 2506229), (12836, 1687741), (23771, 911356), (35299, 613724), (47542, 455678), (70598, 306862), (95084, 227839), (141196, 153431)]