21167005832

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1\times {\mathrm{16649}}^1$

素因数の和:17046

約数の個数: 64

約数和(自身を含む): 46129824000

約数和(自身を除く): 24962818168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 311, 511, 584, 622, 1022, 1244, 2044, 2177, 2488, 4088, 4354, 8708, 16649, 17416, 22703, 33298, 45406, 66596, 90812, 116543, 133192, 158921, 181624, 233086, 317842, 466172, 635684, 932344, 1215377, 1271368, 2430754, 4861508, 5177839, 8507639, 9723016, 10355678, 17015278, 20711356, 34030556, 36244873, 41422712, 68061112, 72489746, 144979492, 289958984, 377982247, 755964494, 1511928988, 2645875729, 3023857976, 5291751458, 10583502916, 21167005832]

約数ペア:

[(1, 21167005832), (2, 10583502916), (4, 5291751458), (7, 3023857976), (8, 2645875729), (14, 1511928988), (28, 755964494), (56, 377982247), (73, 289958984), (146, 144979492), (292, 72489746), (311, 68061112), (511, 41422712), (584, 36244873), (622, 34030556), (1022, 20711356), (1244, 17015278), (2044, 10355678), (2177, 9723016), (2488, 8507639), (4088, 5177839), (4354, 4861508), (8708, 2430754), (16649, 1271368), (17416, 1215377), (22703, 932344), (33298, 635684), (45406, 466172), (66596, 317842), (90812, 233086), (116543, 181624), (133192, 158921)]