21885552

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:469

約数の個数: 120

約数和(自身を含む): 68561584

約数和(自身を除く): 46676032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 433, 468, 486, 624, 648, 702, 866, 936, 972, 1053, 1296, 1299, 1404, 1732, 1872, 1944, 2106, 2598, 2808, 3159, 3464, 3888, 3897, 4212, 5196, 5616, 5629, 6318, 6928, 7794, 8424, 10392, 11258, 11691, 12636, 15588, 16848, 16887, 20784, 22516, 23382, 25272, 31176, 33774, 35073, 45032, 46764, 50544, 50661, 62352, 67548, 70146, 90064, 93528, 101322, 105219, 135096, 140292, 151983, 187056, 202644, 210438, 270192, 280584, 303966, 405288, 420876, 455949, 561168, 607932, 810576, 841752, 911898, 1215864, 1367847, 1683504, 1823796, 2431728, 2735694, 3647592, 5471388, 7295184, 10942776, 21885552]

約数ペア:

[(1, 21885552), (2, 10942776), (3, 7295184), (4, 5471388), (6, 3647592), (8, 2735694), (9, 2431728), (12, 1823796), (13, 1683504), (16, 1367847), (18, 1215864), (24, 911898), (26, 841752), (27, 810576), (36, 607932), (39, 561168), (48, 455949), (52, 420876), (54, 405288), (72, 303966), (78, 280584), (81, 270192), (104, 210438), (108, 202644), (117, 187056), (144, 151983), (156, 140292), (162, 135096), (208, 105219), (216, 101322), (234, 93528), (243, 90064), (312, 70146), (324, 67548), (351, 62352), (432, 50661), (433, 50544), (468, 46764), (486, 45032), (624, 35073), (648, 33774), (702, 31176), (866, 25272), (936, 23382), (972, 22516), (1053, 20784), (1296, 16887), (1299, 16848), (1404, 15588), (1732, 12636), (1872, 11691), (1944, 11258), (2106, 10392), (2598, 8424), (2808, 7794), (3159, 6928), (3464, 6318), (3888, 5629), (3897, 5616), (4212, 5196)]