21615296

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19867}}^1$

素因数の和:19896

約数の個数: 28

約数和(自身を含む): 45418248

約数和(自身を除く): 23802952

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19867, 39734, 79468, 158936, 317872, 337739, 635744, 675478, 1271488, 1350956, 2701912, 5403824, 10807648, 21615296]

約数ペア:

[(1, 21615296), (2, 10807648), (4, 5403824), (8, 2701912), (16, 1350956), (17, 1271488), (32, 675478), (34, 635744), (64, 337739), (68, 317872), (136, 158936), (272, 79468), (544, 39734), (1088, 19867)]