21068568

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15401}}^1$

素因数の和:15432

約数の個数: 48

約数和(自身を含む): 60067800

約数和(自身を除く): 38999232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15401, 30802, 46203, 61604, 92406, 123208, 138609, 184812, 277218, 292619, 369624, 554436, 585238, 877857, 1108872, 1170476, 1755714, 2340952, 2633571, 3511428, 5267142, 7022856, 10534284, 21068568]

約数ペア:

[(1, 21068568), (2, 10534284), (3, 7022856), (4, 5267142), (6, 3511428), (8, 2633571), (9, 2340952), (12, 1755714), (18, 1170476), (19, 1108872), (24, 877857), (36, 585238), (38, 554436), (57, 369624), (72, 292619), (76, 277218), (114, 184812), (152, 138609), (171, 123208), (228, 92406), (342, 61604), (456, 46203), (684, 30802), (1368, 15401)]