21533526

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1$

素因数の和:1155

約数の個数: 80

約数和(自身を含む): 58440096

約数和(自身を除く): 36906570

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 153, 162, 189, 238, 306, 357, 378, 459, 567, 714, 918, 1071, 1117, 1134, 1377, 2142, 2234, 2754, 3213, 3351, 6426, 6702, 7819, 9639, 10053, 15638, 18989, 19278, 20106, 23457, 30159, 37978, 46914, 56967, 60318, 70371, 90477, 113934, 132923, 140742, 170901, 180954, 211113, 265846, 341802, 398769, 422226, 512703, 633339, 797538, 1025406, 1196307, 1266678, 1538109, 2392614, 3076218, 3588921, 7177842, 10766763, 21533526]

約数ペア:

[(1, 21533526), (2, 10766763), (3, 7177842), (6, 3588921), (7, 3076218), (9, 2392614), (14, 1538109), (17, 1266678), (18, 1196307), (21, 1025406), (27, 797538), (34, 633339), (42, 512703), (51, 422226), (54, 398769), (63, 341802), (81, 265846), (102, 211113), (119, 180954), (126, 170901), (153, 140742), (162, 132923), (189, 113934), (238, 90477), (306, 70371), (357, 60318), (378, 56967), (459, 46914), (567, 37978), (714, 30159), (918, 23457), (1071, 20106), (1117, 19278), (1134, 18989), (1377, 15638), (2142, 10053), (2234, 9639), (2754, 7819), (3213, 6702), (3351, 6426)]