21395256

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{5153}}^1$

素因数の和:5335

約数の個数: 32

約数和(自身を含む): 53807760

約数和(自身を除く): 32412504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 5153, 10306, 15459, 20612, 30918, 41224, 61836, 123672, 891469, 1782938, 2674407, 3565876, 5348814, 7131752, 10697628, 21395256]

約数ペア:

[(1, 21395256), (2, 10697628), (3, 7131752), (4, 5348814), (6, 3565876), (8, 2674407), (12, 1782938), (24, 891469), (173, 123672), (346, 61836), (519, 41224), (692, 30918), (1038, 20612), (1384, 15459), (2076, 10306), (4152, 5153)]