21179664

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{4457}}^1$

素因数の和:4485

約数の個数: 80

約数和(自身を含む): 66335040

約数和(自身を除く): 45155376

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 144, 176, 198, 216, 264, 297, 396, 432, 528, 594, 792, 1188, 1584, 2376, 4457, 4752, 8914, 13371, 17828, 26742, 35656, 40113, 49027, 53484, 71312, 80226, 98054, 106968, 120339, 147081, 160452, 196108, 213936, 240678, 294162, 320904, 392216, 441243, 481356, 588324, 641808, 784432, 882486, 962712, 1176648, 1323729, 1764972, 1925424, 2353296, 2647458, 3529944, 5294916, 7059888, 10589832, 21179664]

約数ペア:

[(1, 21179664), (2, 10589832), (3, 7059888), (4, 5294916), (6, 3529944), (8, 2647458), (9, 2353296), (11, 1925424), (12, 1764972), (16, 1323729), (18, 1176648), (22, 962712), (24, 882486), (27, 784432), (33, 641808), (36, 588324), (44, 481356), (48, 441243), (54, 392216), (66, 320904), (72, 294162), (88, 240678), (99, 213936), (108, 196108), (132, 160452), (144, 147081), (176, 120339), (198, 106968), (216, 98054), (264, 80226), (297, 71312), (396, 53484), (432, 49027), (528, 40113), (594, 35656), (792, 26742), (1188, 17828), (1584, 13371), (2376, 8914), (4457, 4752)]