21084315516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1327}}^1\times {\mathrm{40123}}^1$

素因数の和:41471

約数の個数: 72

約数和(自身を含む): 58186861824

約数和(自身を除く): 37102546308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 1327, 2654, 3981, 5308, 7962, 11943, 14597, 15924, 23886, 29194, 40123, 43791, 47772, 58388, 80246, 87582, 120369, 131373, 160492, 175164, 240738, 262746, 361107, 441353, 481476, 525492, 722214, 882706, 1324059, 1444428, 1765412, 2648118, 3972177, 5296236, 7944354, 15888708, 53243221, 106486442, 159729663, 212972884, 319459326, 479188989, 585675431, 638918652, 958377978, 1171350862, 1757026293, 1916755956, 2342701724, 3514052586, 5271078879, 7028105172, 10542157758, 21084315516]

約数ペア:

[(1, 21084315516), (2, 10542157758), (3, 7028105172), (4, 5271078879), (6, 3514052586), (9, 2342701724), (11, 1916755956), (12, 1757026293), (18, 1171350862), (22, 958377978), (33, 638918652), (36, 585675431), (44, 479188989), (66, 319459326), (99, 212972884), (132, 159729663), (198, 106486442), (396, 53243221), (1327, 15888708), (2654, 7944354), (3981, 5296236), (5308, 3972177), (7962, 2648118), (11943, 1765412), (14597, 1444428), (15924, 1324059), (23886, 882706), (29194, 722214), (40123, 525492), (43791, 481476), (47772, 441353), (58388, 361107), (80246, 262746), (87582, 240738), (120369, 175164), (131373, 160492)]