21413307952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1447}}^1\times {\mathrm{48679}}^1$

素因数の和:50153

約数の個数: 40

約数和(自身を含む): 43702956800

約数和(自身を除く): 22289648848

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1447, 2894, 5788, 11576, 23152, 27493, 48679, 54986, 97358, 109972, 194716, 219944, 389432, 439888, 778864, 924901, 1849802, 3699604, 7399208, 14798416, 70438513, 140877026, 281754052, 563508104, 1127016208, 1338331747, 2676663494, 5353326988, 10706653976, 21413307952]

約数ペア:

[(1, 21413307952), (2, 10706653976), (4, 5353326988), (8, 2676663494), (16, 1338331747), (19, 1127016208), (38, 563508104), (76, 281754052), (152, 140877026), (304, 70438513), (1447, 14798416), (2894, 7399208), (5788, 3699604), (11576, 1849802), (23152, 924901), (27493, 778864), (48679, 439888), (54986, 389432), (97358, 219944), (109972, 194716)]