21956058

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 51274080

約数和(自身を除く): 29318022

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1493, 1634, 2451, 2986, 4479, 4902, 7353, 8958, 13437, 14706, 26874, 28367, 56734, 64199, 85101, 128398, 170202, 192597, 255303, 385194, 510606, 577791, 1155582, 1219781, 2439562, 3659343, 7318686, 10978029, 21956058]

約数ペア:

[(1, 21956058), (2, 10978029), (3, 7318686), (6, 3659343), (9, 2439562), (18, 1219781), (19, 1155582), (38, 577791), (43, 510606), (57, 385194), (86, 255303), (114, 192597), (129, 170202), (171, 128398), (258, 85101), (342, 64199), (387, 56734), (774, 28367), (817, 26874), (1493, 14706), (1634, 13437), (2451, 8958), (2986, 7353), (4479, 4902)]