21200802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 53581824

約数和(自身を除く): 32381022

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 51, 69, 102, 119, 138, 161, 238, 322, 357, 391, 483, 714, 782, 966, 1173, 1291, 2346, 2582, 2737, 3873, 5474, 7746, 8211, 9037, 16422, 18074, 21947, 27111, 29693, 43894, 54222, 59386, 65841, 89079, 131682, 153629, 178158, 207851, 307258, 415702, 460887, 504781, 623553, 921774, 1009562, 1247106, 1514343, 3028686, 3533467, 7066934, 10600401, 21200802]

約数ペア:

[(1, 21200802), (2, 10600401), (3, 7066934), (6, 3533467), (7, 3028686), (14, 1514343), (17, 1247106), (21, 1009562), (23, 921774), (34, 623553), (42, 504781), (46, 460887), (51, 415702), (69, 307258), (102, 207851), (119, 178158), (138, 153629), (161, 131682), (238, 89079), (322, 65841), (357, 59386), (391, 54222), (483, 43894), (714, 29693), (782, 27111), (966, 21947), (1173, 18074), (1291, 16422), (2346, 9037), (2582, 8211), (2737, 7746), (3873, 5474)]