21128052804478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{27487}}^1\times {\mathrm{159671}}^1$

素因数の和:187272

約数の個数: 32

約数和(自身を含む): 33181323356160

約数和(自身を除く): 12053270551682

約数列:

[1, 2, 29, 58, 83, 166, 2407, 4814, 27487, 54974, 159671, 319342, 797123, 1594246, 2281421, 4562842, 4630459, 9260918, 13252693, 26505386, 66161209, 132322418, 384328097, 768656194, 4388876777, 8777753554, 127277426533, 254554853066, 364276772491, 728553544982, 10564026402239, 21128052804478]

約数ペア:

[(1, 21128052804478), (2, 10564026402239), (29, 728553544982), (58, 364276772491), (83, 254554853066), (166, 127277426533), (2407, 8777753554), (4814, 4388876777), (27487, 768656194), (54974, 384328097), (159671, 132322418), (319342, 66161209), (797123, 26505386), (1594246, 13252693), (2281421, 9260918), (4562842, 4630459)]