21083958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8841

約数の個数: 48

約数和(自身を含む): 54961920

約数和(自身を除く): 33877962

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, 8807, 17614, 26421, 52842, 61649, 79263, 123298, 158526, 167333, 184947, 334666, 369894, 501999, 554841, 1003998, 1109682, 1171331, 1505997, 2342662, 3011994, 3513993, 7027986, 10541979, 21083958]

約数ペア:

[(1, 21083958), (2, 10541979), (3, 7027986), (6, 3513993), (7, 3011994), (9, 2342662), (14, 1505997), (18, 1171331), (19, 1109682), (21, 1003998), (38, 554841), (42, 501999), (57, 369894), (63, 334666), (114, 184947), (126, 167333), (133, 158526), (171, 123298), (266, 79263), (342, 61649), (399, 52842), (798, 26421), (1197, 17614), (2394, 8807)]