21426747552

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{53951}}^1$

素因数の和:54171

約数の個数: 144

約数和(自身を含む): 69991713792

約数和(自身を除く): 48564966240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 197, 224, 252, 288, 336, 394, 504, 591, 672, 788, 1008, 1182, 1379, 1576, 1773, 2016, 2364, 2758, 3152, 3546, 4137, 4728, 5516, 6304, 7092, 8274, 9456, 11032, 12411, 14184, 16548, 18912, 22064, 24822, 28368, 33096, 44128, 49644, 53951, 56736, 66192, 99288, 107902, 132384, 161853, 198576, 215804, 323706, 377657, 397152, 431608, 485559, 647412, 755314, 863216, 971118, 1132971, 1294824, 1510628, 1726432, 1942236, 2265942, 2589648, 3021256, 3398913, 3884472, 4531884, 5179296, 6042512, 6797826, 7768944, 9063768, 10628347, 12085024, 13595652, 15537888, 18127536, 21256694, 27191304, 31885041, 36255072, 42513388, 54382608, 63770082, 74398429, 85026776, 95655123, 108765216, 127540164, 148796858, 170053552, 191310246, 223195287, 255080328, 297593716, 340107104, 382620492, 446390574, 510160656, 595187432, 669585861, 765240984, 892781148, 1020321312, 1190374864, 1339171722, 1530481968, 1785562296, 2380749728, 2678343444, 3060963936, 3571124592, 5356686888, 7142249184, 10713373776, 21426747552]

約数ペア:

[(1, 21426747552), (2, 10713373776), (3, 7142249184), (4, 5356686888), (6, 3571124592), (7, 3060963936), (8, 2678343444), (9, 2380749728), (12, 1785562296), (14, 1530481968), (16, 1339171722), (18, 1190374864), (21, 1020321312), (24, 892781148), (28, 765240984), (32, 669585861), (36, 595187432), (42, 510160656), (48, 446390574), (56, 382620492), (63, 340107104), (72, 297593716), (84, 255080328), (96, 223195287), (112, 191310246), (126, 170053552), (144, 148796858), (168, 127540164), (197, 108765216), (224, 95655123), (252, 85026776), (288, 74398429), (336, 63770082), (394, 54382608), (504, 42513388), (591, 36255072), (672, 31885041), (788, 27191304), (1008, 21256694), (1182, 18127536), (1379, 15537888), (1576, 13595652), (1773, 12085024), (2016, 10628347), (2364, 9063768), (2758, 7768944), (3152, 6797826), (3546, 6042512), (4137, 5179296), (4728, 4531884), (5516, 3884472), (6304, 3398913), (7092, 3021256), (8274, 2589648), (9456, 2265942), (11032, 1942236), (12411, 1726432), (14184, 1510628), (16548, 1294824), (18912, 1132971), (22064, 971118), (24822, 863216), (28368, 755314), (33096, 647412), (44128, 485559), (49644, 431608), (53951, 397152), (56736, 377657), (66192, 323706), (99288, 215804), (107902, 198576), (132384, 161853)]