21931287936

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1328203}}^1$

素因数の和:1328263

約数の個数: 64

約数和(自身を含む): 59609795520

約数和(自身を除く): 37678507584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 5504, 8256, 16512, 1328203, 2656406, 3984609, 5312812, 7969218, 10625624, 15938436, 21251248, 31876872, 42502496, 57112729, 63753744, 85004992, 114225458, 127507488, 170009984, 171338187, 228450916, 255014976, 342676374, 456901832, 510029952, 685352748, 913803664, 1370705496, 1827607328, 2741410992, 3655214656, 5482821984, 7310429312, 10965643968, 21931287936]

約数ペア:

[(1, 21931287936), (2, 10965643968), (3, 7310429312), (4, 5482821984), (6, 3655214656), (8, 2741410992), (12, 1827607328), (16, 1370705496), (24, 913803664), (32, 685352748), (43, 510029952), (48, 456901832), (64, 342676374), (86, 255014976), (96, 228450916), (128, 171338187), (129, 170009984), (172, 127507488), (192, 114225458), (258, 85004992), (344, 63753744), (384, 57112729), (516, 42502496), (688, 31876872), (1032, 21251248), (1376, 15938436), (2064, 10625624), (2752, 7969218), (4128, 5312812), (5504, 3984609), (8256, 2656406), (16512, 1328203)]