21599784

素因数分解:

$2^3\times 3^5\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 62375040

約数和(自身を除く): 40775256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 243, 246, 271, 324, 328, 369, 486, 492, 542, 648, 738, 813, 972, 984, 1084, 1107, 1476, 1626, 1944, 2168, 2214, 2439, 2952, 3252, 3321, 4428, 4878, 6504, 6642, 7317, 8856, 9756, 9963, 11111, 13284, 14634, 19512, 19926, 21951, 22222, 26568, 29268, 33333, 39852, 43902, 44444, 58536, 65853, 66666, 79704, 87804, 88888, 99999, 131706, 133332, 175608, 199998, 263412, 266664, 299997, 399996, 526824, 599994, 799992, 899991, 1199988, 1799982, 2399976, 2699973, 3599964, 5399946, 7199928, 10799892, 21599784]

約数ペア:

[(1, 21599784), (2, 10799892), (3, 7199928), (4, 5399946), (6, 3599964), (8, 2699973), (9, 2399976), (12, 1799982), (18, 1199988), (24, 899991), (27, 799992), (36, 599994), (41, 526824), (54, 399996), (72, 299997), (81, 266664), (82, 263412), (108, 199998), (123, 175608), (162, 133332), (164, 131706), (216, 99999), (243, 88888), (246, 87804), (271, 79704), (324, 66666), (328, 65853), (369, 58536), (486, 44444), (492, 43902), (542, 39852), (648, 33333), (738, 29268), (813, 26568), (972, 22222), (984, 21951), (1084, 19926), (1107, 19512), (1476, 14634), (1626, 13284), (1944, 11111), (2168, 9963), (2214, 9756), (2439, 8856), (2952, 7317), (3252, 6642), (3321, 6504), (4428, 4878)]