21269296

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2053

約数の個数: 40

約数和(自身を含む): 44506080

約数和(自身を除く): 23236784

約数列:

[1, 2, 4, 8, 16, 23, 29, 46, 58, 92, 116, 184, 232, 368, 464, 667, 1334, 1993, 2668, 3986, 5336, 7972, 10672, 15944, 31888, 45839, 57797, 91678, 115594, 183356, 231188, 366712, 462376, 733424, 924752, 1329331, 2658662, 5317324, 10634648, 21269296]

約数ペア:

[(1, 21269296), (2, 10634648), (4, 5317324), (8, 2658662), (16, 1329331), (23, 924752), (29, 733424), (46, 462376), (58, 366712), (92, 231188), (116, 183356), (184, 115594), (232, 91678), (368, 57797), (464, 45839), (667, 31888), (1334, 15944), (1993, 10672), (2668, 7972), (3986, 5336)]