51391998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21467}}^1$

素因数の和:21501

約数の個数: 48

約数和(自身を含む): 133960320

約数和(自身を除く): 82568322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 21467, 42934, 64401, 128802, 150269, 193203, 300538, 386406, 407873, 450807, 815746, 901614, 1223619, 1352421, 2447238, 2704842, 2855111, 3670857, 5710222, 7341714, 8565333, 17130666, 25695999, 51391998]

約数ペア:

[(1, 51391998), (2, 25695999), (3, 17130666), (6, 8565333), (7, 7341714), (9, 5710222), (14, 3670857), (18, 2855111), (19, 2704842), (21, 2447238), (38, 1352421), (42, 1223619), (57, 901614), (63, 815746), (114, 450807), (126, 407873), (133, 386406), (171, 300538), (266, 193203), (342, 150269), (399, 128802), (798, 64401), (1197, 42934), (2394, 21467)]