21167375733

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{346739}}^1$

素因数の和:346791

約数の個数: 64

約数和(自身を含む): 39944448000

約数和(自身を除く): 18777072267

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 969, 1071, 1197, 2261, 2907, 3213, 3591, 6783, 8721, 20349, 61047, 346739, 1040217, 2427173, 3120651, 5894563, 6588041, 7281519, 9361953, 17683689, 19764123, 21844557, 41261941, 46116287, 53051067, 59292369, 65533671, 111996697, 123785823, 138348861, 159153201, 177877107, 335990091, 371357469, 415046583, 783976879, 1007970273, 1114072407, 1245139749, 2351930637, 3023910819, 7055791911, 21167375733]

約数ペア:

[(1, 21167375733), (3, 7055791911), (7, 3023910819), (9, 2351930637), (17, 1245139749), (19, 1114072407), (21, 1007970273), (27, 783976879), (51, 415046583), (57, 371357469), (63, 335990091), (119, 177877107), (133, 159153201), (153, 138348861), (171, 123785823), (189, 111996697), (323, 65533671), (357, 59292369), (399, 53051067), (459, 46116287), (513, 41261941), (969, 21844557), (1071, 19764123), (1197, 17683689), (2261, 9361953), (2907, 7281519), (3213, 6588041), (3591, 5894563), (6783, 3120651), (8721, 2427173), (20349, 1040217), (61047, 346739)]