2021121288

素因数分解:

$2^3\times 3^3\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:836

約数の個数: 128

約数和(自身を含む): 5713027200

約数和(自身を除く): 3691905912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 107, 108, 157, 214, 216, 314, 321, 428, 471, 557, 628, 642, 856, 942, 963, 1114, 1256, 1284, 1413, 1671, 1884, 1926, 2228, 2568, 2826, 2889, 3342, 3768, 3852, 4239, 4456, 5013, 5652, 5778, 6684, 7704, 8478, 10026, 11304, 11556, 13368, 15039, 16799, 16956, 20052, 23112, 30078, 33598, 33912, 40104, 50397, 59599, 60156, 67196, 87449, 100794, 119198, 120312, 134392, 151191, 174898, 178797, 201588, 238396, 262347, 302382, 349796, 357594, 403176, 453573, 476792, 524694, 536391, 604764, 699592, 715188, 787041, 907146, 1049388, 1072782, 1209528, 1430376, 1574082, 1609173, 1814292, 2098776, 2145564, 2361123, 3148164, 3218346, 3628584, 4291128, 4722246, 6296328, 6436692, 9357043, 9444492, 12873384, 18714086, 18888984, 28071129, 37428172, 56142258, 74856344, 84213387, 112284516, 168426774, 224569032, 252640161, 336853548, 505280322, 673707096, 1010560644, 2021121288]

約数ペア:

[(1, 2021121288), (2, 1010560644), (3, 673707096), (4, 505280322), (6, 336853548), (8, 252640161), (9, 224569032), (12, 168426774), (18, 112284516), (24, 84213387), (27, 74856344), (36, 56142258), (54, 37428172), (72, 28071129), (107, 18888984), (108, 18714086), (157, 12873384), (214, 9444492), (216, 9357043), (314, 6436692), (321, 6296328), (428, 4722246), (471, 4291128), (557, 3628584), (628, 3218346), (642, 3148164), (856, 2361123), (942, 2145564), (963, 2098776), (1114, 1814292), (1256, 1609173), (1284, 1574082), (1413, 1430376), (1671, 1209528), (1884, 1072782), (1926, 1049388), (2228, 907146), (2568, 787041), (2826, 715188), (2889, 699592), (3342, 604764), (3768, 536391), (3852, 524694), (4239, 476792), (4456, 453573), (5013, 403176), (5652, 357594), (5778, 349796), (6684, 302382), (7704, 262347), (8478, 238396), (10026, 201588), (11304, 178797), (11556, 174898), (13368, 151191), (15039, 134392), (16799, 120312), (16956, 119198), (20052, 100794), (23112, 87449), (30078, 67196), (33598, 60156), (33912, 59599), (40104, 50397)]