21297344

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{3739}}^1$

素因数の和:3840

約数の個数: 28

約数和(自身を含む): 42748200

約数和(自身を除く): 21450856

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 3739, 5696, 7478, 14956, 29912, 59824, 119648, 239296, 332771, 665542, 1331084, 2662168, 5324336, 10648672, 21297344]

約数ペア:

[(1, 21297344), (2, 10648672), (4, 5324336), (8, 2662168), (16, 1331084), (32, 665542), (64, 332771), (89, 239296), (178, 119648), (356, 59824), (712, 29912), (1424, 14956), (2848, 7478), (3739, 5696)]