21895487712

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1551551}}^1$

素因数の和:1551581

約数の個数: 108

約数和(自身を含む): 72431102016

約数和(自身を除く): 50535614304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 14112, 1551551, 3103102, 4654653, 6206204, 9309306, 10860857, 12412408, 13963959, 18618612, 21721714, 24824816, 27927918, 32582571, 37237224, 43443428, 49649632, 55855836, 65165142, 74474448, 76025999, 86886856, 97747713, 111711672, 130330284, 148948896, 152051998, 173773712, 195495426, 223423344, 228077997, 260660568, 304103996, 347547424, 390990852, 446846688, 456155994, 521321136, 608207992, 684233991, 781981704, 912311988, 1042642272, 1216415984, 1368467982, 1563963408, 1824623976, 2432831968, 2736935964, 3127926816, 3649247952, 5473871928, 7298495904, 10947743856, 21895487712]

約数ペア:

[(1, 21895487712), (2, 10947743856), (3, 7298495904), (4, 5473871928), (6, 3649247952), (7, 3127926816), (8, 2736935964), (9, 2432831968), (12, 1824623976), (14, 1563963408), (16, 1368467982), (18, 1216415984), (21, 1042642272), (24, 912311988), (28, 781981704), (32, 684233991), (36, 608207992), (42, 521321136), (48, 456155994), (49, 446846688), (56, 390990852), (63, 347547424), (72, 304103996), (84, 260660568), (96, 228077997), (98, 223423344), (112, 195495426), (126, 173773712), (144, 152051998), (147, 148948896), (168, 130330284), (196, 111711672), (224, 97747713), (252, 86886856), (288, 76025999), (294, 74474448), (336, 65165142), (392, 55855836), (441, 49649632), (504, 43443428), (588, 37237224), (672, 32582571), (784, 27927918), (882, 24824816), (1008, 21721714), (1176, 18618612), (1568, 13963959), (1764, 12412408), (2016, 10860857), (2352, 9309306), (3528, 6206204), (4704, 4654653), (7056, 3103102), (14112, 1551551)]