21836752

素因数分解:

$2^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 80

約数和(自身を含む): 51782400

約数和(自身を除く): 29945648

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 173, 184, 196, 322, 343, 346, 368, 392, 644, 686, 692, 784, 1127, 1211, 1288, 1372, 1384, 2254, 2422, 2576, 2744, 2768, 3979, 4508, 4844, 5488, 7889, 7958, 8477, 9016, 9688, 15778, 15916, 16954, 18032, 19376, 27853, 31556, 31832, 33908, 55706, 59339, 63112, 63664, 67816, 111412, 118678, 126224, 135632, 194971, 222824, 237356, 389942, 445648, 474712, 779884, 949424, 1364797, 1559768, 2729594, 3119536, 5459188, 10918376, 21836752]

約数ペア:

[(1, 21836752), (2, 10918376), (4, 5459188), (7, 3119536), (8, 2729594), (14, 1559768), (16, 1364797), (23, 949424), (28, 779884), (46, 474712), (49, 445648), (56, 389942), (92, 237356), (98, 222824), (112, 194971), (161, 135632), (173, 126224), (184, 118678), (196, 111412), (322, 67816), (343, 63664), (346, 63112), (368, 59339), (392, 55706), (644, 33908), (686, 31832), (692, 31556), (784, 27853), (1127, 19376), (1211, 18032), (1288, 16954), (1372, 15916), (1384, 15778), (2254, 9688), (2422, 9016), (2576, 8477), (2744, 7958), (2768, 7889), (3979, 5488), (4508, 4844)]