21938742

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 56279040

約数和(自身を除く): 34340298

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 378, 381, 457, 762, 889, 914, 1143, 1371, 1778, 2286, 2667, 2742, 3199, 3429, 4113, 5334, 6398, 6858, 8001, 8226, 9597, 12339, 16002, 19194, 24003, 24678, 28791, 48006, 57582, 58039, 86373, 116078, 172746, 174117, 348234, 406273, 522351, 812546, 1044702, 1218819, 1567053, 2437638, 3134106, 3656457, 7312914, 10969371, 21938742]

約数ペア:

[(1, 21938742), (2, 10969371), (3, 7312914), (6, 3656457), (7, 3134106), (9, 2437638), (14, 1567053), (18, 1218819), (21, 1044702), (27, 812546), (42, 522351), (54, 406273), (63, 348234), (126, 174117), (127, 172746), (189, 116078), (254, 86373), (378, 58039), (381, 57582), (457, 48006), (762, 28791), (889, 24678), (914, 24003), (1143, 19194), (1371, 16002), (1778, 12339), (2286, 9597), (2667, 8226), (2742, 8001), (3199, 6858), (3429, 6398), (4113, 5334)]