21612006

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4901

約数の個数: 48

約数和(自身を含む): 53093040

約数和(自身を除く): 31481034

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4861, 9722, 14583, 29166, 43749, 63193, 87498, 92359, 126386, 184718, 189579, 277077, 379158, 554154, 568737, 831231, 1137474, 1200667, 1662462, 2401334, 3602001, 7204002, 10806003, 21612006]

約数ペア:

[(1, 21612006), (2, 10806003), (3, 7204002), (6, 3602001), (9, 2401334), (13, 1662462), (18, 1200667), (19, 1137474), (26, 831231), (38, 568737), (39, 554154), (57, 379158), (78, 277077), (114, 189579), (117, 184718), (171, 126386), (234, 92359), (247, 87498), (342, 63193), (494, 43749), (741, 29166), (1482, 14583), (2223, 9722), (4446, 4861)]