21539748

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{6211}}^1$

素因数の和:6252

約数の個数: 36

約数和(自身を含む): 53398352

約数和(自身を除く): 31858604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 6211, 12422, 18633, 24844, 37266, 74532, 105587, 211174, 316761, 422348, 633522, 1267044, 1794979, 3589958, 5384937, 7179916, 10769874, 21539748]

約数ペア:

[(1, 21539748), (2, 10769874), (3, 7179916), (4, 5384937), (6, 3589958), (12, 1794979), (17, 1267044), (34, 633522), (51, 422348), (68, 316761), (102, 211174), (204, 105587), (289, 74532), (578, 37266), (867, 24844), (1156, 18633), (1734, 12422), (3468, 6211)]