21698480648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1\times {\mathrm{5779}}^1$

素因数の和:6334

約数の個数: 64

約数和(自身を含む): 44473632000

約数和(自身を除く): 22775151352

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 457, 632, 914, 1027, 1828, 2054, 3656, 4108, 5779, 5941, 8216, 11558, 11882, 23116, 23764, 36103, 46232, 47528, 72206, 75127, 144412, 150254, 288824, 300508, 456541, 469339, 601016, 913082, 938678, 1826164, 1877356, 2641003, 3652328, 3754712, 5282006, 5935033, 10564012, 11870066, 21128024, 23740132, 34333039, 47480264, 68666078, 137332156, 208639237, 274664312, 417278474, 834556948, 1669113896, 2712310081, 5424620162, 10849240324, 21698480648]

約数ペア:

[(1, 21698480648), (2, 10849240324), (4, 5424620162), (8, 2712310081), (13, 1669113896), (26, 834556948), (52, 417278474), (79, 274664312), (104, 208639237), (158, 137332156), (316, 68666078), (457, 47480264), (632, 34333039), (914, 23740132), (1027, 21128024), (1828, 11870066), (2054, 10564012), (3656, 5935033), (4108, 5282006), (5779, 3754712), (5941, 3652328), (8216, 2641003), (11558, 1877356), (11882, 1826164), (23116, 938678), (23764, 913082), (36103, 601016), (46232, 469339), (47528, 456541), (72206, 300508), (75127, 288824), (144412, 150254)]