21878336

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 56

約数和(自身を含む): 46085760

約数和(自身を除く): 24207424

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 167, 178, 184, 334, 356, 368, 668, 712, 736, 1336, 1424, 1472, 2047, 2672, 2848, 3841, 4094, 5344, 5696, 7682, 8188, 10688, 14863, 15364, 16376, 29726, 30728, 32752, 59452, 61456, 65504, 118904, 122912, 131008, 237808, 245824, 341849, 475616, 683698, 951232, 1367396, 2734792, 5469584, 10939168, 21878336]

約数ペア:

[(1, 21878336), (2, 10939168), (4, 5469584), (8, 2734792), (16, 1367396), (23, 951232), (32, 683698), (46, 475616), (64, 341849), (89, 245824), (92, 237808), (167, 131008), (178, 122912), (184, 118904), (334, 65504), (356, 61456), (368, 59452), (668, 32752), (712, 30728), (736, 29726), (1336, 16376), (1424, 15364), (1472, 14863), (2047, 10688), (2672, 8188), (2848, 7682), (3841, 5696), (4094, 5344)]