21047326

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 36357120

約数和(自身を除く): 15309794

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 527, 589, 646, 1051, 1054, 1178, 2102, 10013, 17867, 19969, 20026, 32581, 35734, 39938, 65162, 339473, 553877, 619039, 678946, 1107754, 1238078, 10523663, 21047326]

約数ペア:

[(1, 21047326), (2, 10523663), (17, 1238078), (19, 1107754), (31, 678946), (34, 619039), (38, 553877), (62, 339473), (323, 65162), (527, 39938), (589, 35734), (646, 32581), (1051, 20026), (1054, 19969), (1178, 17867), (2102, 10013)]