21986712

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 72783360

約数和(自身を除く): 50796648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 23, 24, 33, 34, 36, 44, 46, 51, 66, 68, 69, 71, 72, 88, 92, 99, 102, 132, 136, 138, 142, 153, 184, 187, 198, 204, 207, 213, 253, 264, 276, 284, 306, 374, 391, 396, 408, 414, 426, 506, 552, 561, 568, 612, 639, 748, 759, 781, 782, 792, 828, 852, 1012, 1122, 1173, 1207, 1224, 1278, 1496, 1518, 1562, 1564, 1633, 1656, 1683, 1704, 2024, 2244, 2277, 2343, 2346, 2414, 2556, 3036, 3124, 3128, 3266, 3366, 3519, 3621, 4301, 4488, 4554, 4686, 4692, 4828, 4899, 5112, 6072, 6248, 6532, 6732, 7029, 7038, 7242, 8602, 9108, 9372, 9384, 9656, 9798, 10863, 12903, 13064, 13277, 13464, 14058, 14076, 14484, 14697, 17204, 17963, 18216, 18744, 19596, 21726, 25806, 26554, 27761, 28116, 28152, 28968, 29394, 34408, 35926, 38709, 39192, 39831, 43452, 51612, 53108, 53889, 55522, 56232, 58788, 71852, 77418, 79662, 83283, 86904, 103224, 106216, 107778, 111044, 117576, 119493, 143704, 154836, 159324, 161667, 166566, 215556, 222088, 238986, 249849, 305371, 309672, 318648, 323334, 333132, 431112, 477972, 499698, 610742, 646668, 666264, 916113, 955944, 999396, 1221484, 1293336, 1832226, 1998792, 2442968, 2748339, 3664452, 5496678, 7328904, 10993356, 21986712]

約数ペア:

[(1, 21986712), (2, 10993356), (3, 7328904), (4, 5496678), (6, 3664452), (8, 2748339), (9, 2442968), (11, 1998792), (12, 1832226), (17, 1293336), (18, 1221484), (22, 999396), (23, 955944), (24, 916113), (33, 666264), (34, 646668), (36, 610742), (44, 499698), (46, 477972), (51, 431112), (66, 333132), (68, 323334), (69, 318648), (71, 309672), (72, 305371), (88, 249849), (92, 238986), (99, 222088), (102, 215556), (132, 166566), (136, 161667), (138, 159324), (142, 154836), (153, 143704), (184, 119493), (187, 117576), (198, 111044), (204, 107778), (207, 106216), (213, 103224), (253, 86904), (264, 83283), (276, 79662), (284, 77418), (306, 71852), (374, 58788), (391, 56232), (396, 55522), (408, 53889), (414, 53108), (426, 51612), (506, 43452), (552, 39831), (561, 39192), (568, 38709), (612, 35926), (639, 34408), (748, 29394), (759, 28968), (781, 28152), (782, 28116), (792, 27761), (828, 26554), (852, 25806), (1012, 21726), (1122, 19596), (1173, 18744), (1207, 18216), (1224, 17963), (1278, 17204), (1496, 14697), (1518, 14484), (1562, 14076), (1564, 14058), (1633, 13464), (1656, 13277), (1683, 13064), (1704, 12903), (2024, 10863), (2244, 9798), (2277, 9656), (2343, 9384), (2346, 9372), (2414, 9108), (2556, 8602), (3036, 7242), (3124, 7038), (3128, 7029), (3266, 6732), (3366, 6532), (3519, 6248), (3621, 6072), (4301, 5112), (4488, 4899), (4554, 4828), (4686, 4692)]