21396084832

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{8527}}^1\times {\mathrm{4127}}^1$

素因数の和:12683

約数の個数: 48

約数和(自身を含む): 44356515840

約数和(自身を除く): 22960431008

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 4127, 8254, 8527, 16508, 17054, 33016, 34108, 66032, 68216, 78413, 132064, 136432, 156826, 162013, 272864, 313652, 324026, 627304, 648052, 1254608, 1296104, 2509216, 2592208, 5184416, 35190929, 70381858, 140763716, 281527432, 563054864, 668627651, 1126109728, 1337255302, 2674510604, 5349021208, 10698042416, 21396084832]

約数ペア:

[(1, 21396084832), (2, 10698042416), (4, 5349021208), (8, 2674510604), (16, 1337255302), (19, 1126109728), (32, 668627651), (38, 563054864), (76, 281527432), (152, 140763716), (304, 70381858), (608, 35190929), (4127, 5184416), (8254, 2592208), (8527, 2509216), (16508, 1296104), (17054, 1254608), (33016, 648052), (34108, 627304), (66032, 324026), (68216, 313652), (78413, 272864), (132064, 162013), (136432, 156826)]