21241584

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1$

素因数の和:1655

約数の個数: 120

約数和(自身を含む): 73210592

約数和(自身を除く): 51969008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1621, 1638, 1872, 2184, 3242, 3276, 4368, 4863, 6484, 6552, 9726, 11347, 12968, 13104, 14589, 19452, 21073, 22694, 25936, 29178, 34041, 38904, 42146, 45388, 58356, 63219, 68082, 77808, 84292, 90776, 102123, 116712, 126438, 136164, 147511, 168584, 181552, 189657, 204246, 233424, 252876, 272328, 295022, 337168, 379314, 408492, 442533, 505752, 544656, 590044, 758628, 816984, 885066, 1011504, 1180088, 1327599, 1517256, 1633968, 1770132, 2360176, 2655198, 3034512, 3540264, 5310396, 7080528, 10620792, 21241584]

約数ペア:

[(1, 21241584), (2, 10620792), (3, 7080528), (4, 5310396), (6, 3540264), (7, 3034512), (8, 2655198), (9, 2360176), (12, 1770132), (13, 1633968), (14, 1517256), (16, 1327599), (18, 1180088), (21, 1011504), (24, 885066), (26, 816984), (28, 758628), (36, 590044), (39, 544656), (42, 505752), (48, 442533), (52, 408492), (56, 379314), (63, 337168), (72, 295022), (78, 272328), (84, 252876), (91, 233424), (104, 204246), (112, 189657), (117, 181552), (126, 168584), (144, 147511), (156, 136164), (168, 126438), (182, 116712), (208, 102123), (234, 90776), (252, 84292), (273, 77808), (312, 68082), (336, 63219), (364, 58356), (468, 45388), (504, 42146), (546, 38904), (624, 34041), (728, 29178), (819, 25936), (936, 22694), (1008, 21073), (1092, 19452), (1456, 14589), (1621, 13104), (1638, 12968), (1872, 11347), (2184, 9726), (3242, 6552), (3276, 6484), (4368, 4863)]