21657427632

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{743}}^1\times {\mathrm{2851}}^1$

素因数の和:3679

約数の個数: 120

約数和(自身を含む): 61568702208

約数和(自身を除く): 39911274576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 743, 852, 1136, 1278, 1486, 1704, 2229, 2556, 2851, 2972, 3408, 4458, 5112, 5702, 5944, 6687, 8553, 8916, 10224, 11404, 11888, 13374, 17106, 17832, 22808, 25659, 26748, 34212, 35664, 45616, 51318, 52753, 53496, 68424, 102636, 105506, 106992, 136848, 158259, 202421, 205272, 211012, 316518, 404842, 410544, 422024, 474777, 607263, 633036, 809684, 844048, 949554, 1214526, 1266072, 1619368, 1821789, 1899108, 2118293, 2429052, 2532144, 3238736, 3643578, 3798216, 4236586, 4858104, 6354879, 7287156, 7596432, 8473172, 9716208, 12709758, 14574312, 16946344, 19064637, 25419516, 29148624, 33892688, 38129274, 50839032, 76258548, 101678064, 150398803, 152517096, 300797606, 305034192, 451196409, 601595212, 902392818, 1203190424, 1353589227, 1804785636, 2406380848, 2707178454, 3609571272, 5414356908, 7219142544, 10828713816, 21657427632]

約数ペア:

[(1, 21657427632), (2, 10828713816), (3, 7219142544), (4, 5414356908), (6, 3609571272), (8, 2707178454), (9, 2406380848), (12, 1804785636), (16, 1353589227), (18, 1203190424), (24, 902392818), (36, 601595212), (48, 451196409), (71, 305034192), (72, 300797606), (142, 152517096), (144, 150398803), (213, 101678064), (284, 76258548), (426, 50839032), (568, 38129274), (639, 33892688), (743, 29148624), (852, 25419516), (1136, 19064637), (1278, 16946344), (1486, 14574312), (1704, 12709758), (2229, 9716208), (2556, 8473172), (2851, 7596432), (2972, 7287156), (3408, 6354879), (4458, 4858104), (5112, 4236586), (5702, 3798216), (5944, 3643578), (6687, 3238736), (8553, 2532144), (8916, 2429052), (10224, 2118293), (11404, 1899108), (11888, 1821789), (13374, 1619368), (17106, 1266072), (17832, 1214526), (22808, 949554), (25659, 844048), (26748, 809684), (34212, 633036), (35664, 607263), (45616, 474777), (51318, 422024), (52753, 410544), (53496, 404842), (68424, 316518), (102636, 211012), (105506, 205272), (106992, 202421), (136848, 158259)]