21019173408

素因数分解:

$2^5\times 3^5\times {\mathrm{499}}^1\times {\mathrm{5417}}^1$

素因数の和:5941

約数の個数: 144

約数和(自身を含む): 62122788000

約数和(自身を除く): 41103614592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 499, 648, 864, 972, 998, 1296, 1497, 1944, 1996, 2592, 2994, 3888, 3992, 4491, 5417, 5988, 7776, 7984, 8982, 10834, 11976, 13473, 15968, 16251, 17964, 21668, 23952, 26946, 32502, 35928, 40419, 43336, 47904, 48753, 53892, 65004, 71856, 80838, 86672, 97506, 107784, 121257, 130008, 143712, 146259, 161676, 173344, 195012, 215568, 242514, 260016, 292518, 323352, 390024, 431136, 438777, 485028, 520032, 585036, 646704, 780048, 877554, 970056, 1170072, 1293408, 1316331, 1560096, 1755108, 1940112, 2340144, 2632662, 2703083, 3510216, 3880224, 4680288, 5265324, 5406166, 7020432, 8109249, 10530648, 10812332, 14040864, 16218498, 21061296, 21624664, 24327747, 32436996, 42122592, 43249328, 48655494, 64873992, 72983241, 86498656, 97310988, 129747984, 145966482, 194621976, 218949723, 259495968, 291932964, 389243952, 437899446, 583865928, 656849169, 778487904, 875798892, 1167731856, 1313698338, 1751597784, 2335463712, 2627396676, 3503195568, 5254793352, 7006391136, 10509586704, 21019173408]

約数ペア:

[(1, 21019173408), (2, 10509586704), (3, 7006391136), (4, 5254793352), (6, 3503195568), (8, 2627396676), (9, 2335463712), (12, 1751597784), (16, 1313698338), (18, 1167731856), (24, 875798892), (27, 778487904), (32, 656849169), (36, 583865928), (48, 437899446), (54, 389243952), (72, 291932964), (81, 259495968), (96, 218949723), (108, 194621976), (144, 145966482), (162, 129747984), (216, 97310988), (243, 86498656), (288, 72983241), (324, 64873992), (432, 48655494), (486, 43249328), (499, 42122592), (648, 32436996), (864, 24327747), (972, 21624664), (998, 21061296), (1296, 16218498), (1497, 14040864), (1944, 10812332), (1996, 10530648), (2592, 8109249), (2994, 7020432), (3888, 5406166), (3992, 5265324), (4491, 4680288), (5417, 3880224), (5988, 3510216), (7776, 2703083), (7984, 2632662), (8982, 2340144), (10834, 1940112), (11976, 1755108), (13473, 1560096), (15968, 1316331), (16251, 1293408), (17964, 1170072), (21668, 970056), (23952, 877554), (26946, 780048), (32502, 646704), (35928, 585036), (40419, 520032), (43336, 485028), (47904, 438777), (48753, 431136), (53892, 390024), (65004, 323352), (71856, 292518), (80838, 260016), (86672, 242514), (97506, 215568), (107784, 195012), (121257, 173344), (130008, 161676), (143712, 146259)]