21074256

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 200

約数和(自身を含む): 73459584

約数和(自身を除く): 52385328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 36, 42, 46, 48, 54, 56, 63, 69, 72, 81, 84, 92, 101, 108, 112, 126, 138, 144, 161, 162, 168, 184, 189, 202, 207, 216, 252, 276, 303, 322, 324, 336, 368, 378, 404, 414, 432, 483, 504, 552, 567, 606, 621, 644, 648, 707, 756, 808, 828, 909, 966, 1008, 1104, 1134, 1212, 1242, 1288, 1296, 1414, 1449, 1512, 1616, 1656, 1818, 1863, 1932, 2121, 2268, 2323, 2424, 2484, 2576, 2727, 2828, 2898, 3024, 3312, 3636, 3726, 3864, 4242, 4347, 4536, 4646, 4848, 4968, 5454, 5656, 5796, 6363, 6969, 7272, 7452, 7728, 8181, 8484, 8694, 9072, 9292, 9936, 10908, 11312, 11592, 12726, 13041, 13938, 14544, 14904, 16261, 16362, 16968, 17388, 18584, 19089, 20907, 21816, 23184, 25452, 26082, 27876, 29808, 32522, 32724, 33936, 34776, 37168, 38178, 41814, 43632, 48783, 50904, 52164, 55752, 57267, 62721, 65044, 65448, 69552, 76356, 83628, 97566, 101808, 104328, 111504, 114534, 125442, 130088, 130896, 146349, 152712, 167256, 188163, 195132, 208656, 229068, 250884, 260176, 292698, 305424, 334512, 376326, 390264, 439047, 458136, 501768, 585396, 752652, 780528, 878094, 916272, 1003536, 1170792, 1317141, 1505304, 1756188, 2341584, 2634282, 3010608, 3512376, 5268564, 7024752, 10537128, 21074256]

約数ペア:

[(1, 21074256), (2, 10537128), (3, 7024752), (4, 5268564), (6, 3512376), (7, 3010608), (8, 2634282), (9, 2341584), (12, 1756188), (14, 1505304), (16, 1317141), (18, 1170792), (21, 1003536), (23, 916272), (24, 878094), (27, 780528), (28, 752652), (36, 585396), (42, 501768), (46, 458136), (48, 439047), (54, 390264), (56, 376326), (63, 334512), (69, 305424), (72, 292698), (81, 260176), (84, 250884), (92, 229068), (101, 208656), (108, 195132), (112, 188163), (126, 167256), (138, 152712), (144, 146349), (161, 130896), (162, 130088), (168, 125442), (184, 114534), (189, 111504), (202, 104328), (207, 101808), (216, 97566), (252, 83628), (276, 76356), (303, 69552), (322, 65448), (324, 65044), (336, 62721), (368, 57267), (378, 55752), (404, 52164), (414, 50904), (432, 48783), (483, 43632), (504, 41814), (552, 38178), (567, 37168), (606, 34776), (621, 33936), (644, 32724), (648, 32522), (707, 29808), (756, 27876), (808, 26082), (828, 25452), (909, 23184), (966, 21816), (1008, 20907), (1104, 19089), (1134, 18584), (1212, 17388), (1242, 16968), (1288, 16362), (1296, 16261), (1414, 14904), (1449, 14544), (1512, 13938), (1616, 13041), (1656, 12726), (1818, 11592), (1863, 11312), (1932, 10908), (2121, 9936), (2268, 9292), (2323, 9072), (2424, 8694), (2484, 8484), (2576, 8181), (2727, 7728), (2828, 7452), (2898, 7272), (3024, 6969), (3312, 6363), (3636, 5796), (3726, 5656), (3864, 5454), (4242, 4968), (4347, 4848), (4536, 4646)]