21945912

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 61722000

約数和(自身を除く): 39776088

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 149, 152, 204, 228, 298, 323, 361, 408, 447, 456, 596, 646, 722, 894, 969, 1083, 1192, 1292, 1444, 1788, 1938, 2166, 2533, 2584, 2831, 2888, 3576, 3876, 4332, 5066, 5662, 6137, 7599, 7752, 8493, 8664, 10132, 11324, 12274, 15198, 16986, 18411, 20264, 22648, 24548, 30396, 33972, 36822, 48127, 49096, 53789, 60792, 67944, 73644, 96254, 107578, 144381, 147288, 161367, 192508, 215156, 288762, 322734, 385016, 430312, 577524, 645468, 914413, 1155048, 1290936, 1828826, 2743239, 3657652, 5486478, 7315304, 10972956, 21945912]

約数ペア:

[(1, 21945912), (2, 10972956), (3, 7315304), (4, 5486478), (6, 3657652), (8, 2743239), (12, 1828826), (17, 1290936), (19, 1155048), (24, 914413), (34, 645468), (38, 577524), (51, 430312), (57, 385016), (68, 322734), (76, 288762), (102, 215156), (114, 192508), (136, 161367), (149, 147288), (152, 144381), (204, 107578), (228, 96254), (298, 73644), (323, 67944), (361, 60792), (408, 53789), (447, 49096), (456, 48127), (596, 36822), (646, 33972), (722, 30396), (894, 24548), (969, 22648), (1083, 20264), (1192, 18411), (1292, 16986), (1444, 15198), (1788, 12274), (1938, 11324), (2166, 10132), (2533, 8664), (2584, 8493), (2831, 7752), (2888, 7599), (3576, 6137), (3876, 5662), (4332, 5066)]