21135924

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 36924876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 59, 62, 93, 107, 108, 118, 124, 177, 186, 214, 236, 279, 321, 354, 372, 428, 531, 558, 642, 708, 837, 963, 1062, 1116, 1284, 1593, 1674, 1829, 1926, 2124, 2889, 3186, 3317, 3348, 3658, 3852, 5487, 5778, 6313, 6372, 6634, 7316, 9951, 10974, 11556, 12626, 13268, 16461, 18939, 19902, 21948, 25252, 29853, 32922, 37878, 39804, 49383, 56817, 59706, 65844, 75756, 89559, 98766, 113634, 119412, 170451, 179118, 195703, 197532, 227268, 340902, 358236, 391406, 587109, 681804, 782812, 1174218, 1761327, 2348436, 3522654, 5283981, 7045308, 10567962, 21135924]

約数ペア:

[(1, 21135924), (2, 10567962), (3, 7045308), (4, 5283981), (6, 3522654), (9, 2348436), (12, 1761327), (18, 1174218), (27, 782812), (31, 681804), (36, 587109), (54, 391406), (59, 358236), (62, 340902), (93, 227268), (107, 197532), (108, 195703), (118, 179118), (124, 170451), (177, 119412), (186, 113634), (214, 98766), (236, 89559), (279, 75756), (321, 65844), (354, 59706), (372, 56817), (428, 49383), (531, 39804), (558, 37878), (642, 32922), (708, 29853), (837, 25252), (963, 21948), (1062, 19902), (1116, 18939), (1284, 16461), (1593, 13268), (1674, 12626), (1829, 11556), (1926, 10974), (2124, 9951), (2889, 7316), (3186, 6634), (3317, 6372), (3348, 6313), (3658, 5778), (3852, 5487)]