21382056

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 42303384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 243, 306, 324, 408, 459, 486, 612, 647, 648, 918, 972, 1224, 1294, 1377, 1836, 1941, 1944, 2588, 2754, 3672, 3882, 4131, 5176, 5508, 5823, 7764, 8262, 10999, 11016, 11646, 15528, 16524, 17469, 21998, 23292, 32997, 33048, 34938, 43996, 46584, 52407, 65994, 69876, 87992, 98991, 104814, 131988, 139752, 157221, 197982, 209628, 263976, 296973, 314442, 395964, 419256, 593946, 628884, 791928, 890919, 1187892, 1257768, 1781838, 2375784, 2672757, 3563676, 5345514, 7127352, 10691028, 21382056]

約数ペア:

[(1, 21382056), (2, 10691028), (3, 7127352), (4, 5345514), (6, 3563676), (8, 2672757), (9, 2375784), (12, 1781838), (17, 1257768), (18, 1187892), (24, 890919), (27, 791928), (34, 628884), (36, 593946), (51, 419256), (54, 395964), (68, 314442), (72, 296973), (81, 263976), (102, 209628), (108, 197982), (136, 157221), (153, 139752), (162, 131988), (204, 104814), (216, 98991), (243, 87992), (306, 69876), (324, 65994), (408, 52407), (459, 46584), (486, 43996), (612, 34938), (647, 33048), (648, 32997), (918, 23292), (972, 21998), (1224, 17469), (1294, 16524), (1377, 15528), (1836, 11646), (1941, 11016), (1944, 10999), (2588, 8262), (2754, 7764), (3672, 5823), (3882, 5508), (4131, 5176)]