21954135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5651}}^1$

素因数の和:5703

約数の個数: 32

約数和(自身を含む): 41236992

約数和(自身を除く): 19282857

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5651, 16953, 28255, 39557, 84765, 118671, 197785, 209087, 593355, 627261, 1045435, 1463609, 3136305, 4390827, 7318045, 21954135]

約数ペア:

[(1, 21954135), (3, 7318045), (5, 4390827), (7, 3136305), (15, 1463609), (21, 1045435), (35, 627261), (37, 593355), (105, 209087), (111, 197785), (185, 118671), (259, 84765), (555, 39557), (777, 28255), (1295, 16953), (3885, 5651)]