21217024

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{1237}}^1$

素因数の和:1320

約数の個数: 36

約数和(自身を含む): 43018024

約数和(自身を除く): 21801000

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 536, 1072, 1237, 2144, 2474, 4288, 4948, 8576, 9896, 17152, 19792, 39584, 79168, 82879, 158336, 165758, 316672, 331516, 663032, 1326064, 2652128, 5304256, 10608512, 21217024]

約数ペア:

[(1, 21217024), (2, 10608512), (4, 5304256), (8, 2652128), (16, 1326064), (32, 663032), (64, 331516), (67, 316672), (128, 165758), (134, 158336), (256, 82879), (268, 79168), (536, 39584), (1072, 19792), (1237, 17152), (2144, 9896), (2474, 8576), (4288, 4948)]