21887568

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8941}}^1$

素因数の和:8972

約数の個数: 60

約数和(自身を含む): 64865268

約数和(自身を除く): 42977700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8941, 17882, 26823, 35764, 53646, 71528, 80469, 107292, 143056, 151997, 160938, 214584, 303994, 321876, 429168, 455991, 607988, 643752, 911982, 1215976, 1287504, 1367973, 1823964, 2431952, 2735946, 3647928, 5471892, 7295856, 10943784, 21887568]

約数ペア:

[(1, 21887568), (2, 10943784), (3, 7295856), (4, 5471892), (6, 3647928), (8, 2735946), (9, 2431952), (12, 1823964), (16, 1367973), (17, 1287504), (18, 1215976), (24, 911982), (34, 643752), (36, 607988), (48, 455991), (51, 429168), (68, 321876), (72, 303994), (102, 214584), (136, 160938), (144, 151997), (153, 143056), (204, 107292), (272, 80469), (306, 71528), (408, 53646), (612, 35764), (816, 26823), (1224, 17882), (2448, 8941)]