21131446212

素因数分解:

$2^2\times 3^5\times {\mathrm{1117}}^1\times {\mathrm{19463}}^1$

素因数の和:20599

約数の個数: 72

約数和(自身を含む): 55446396096

約数和(自身を除く): 34314949884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1117, 2234, 3351, 4468, 6702, 10053, 13404, 19463, 20106, 30159, 38926, 40212, 58389, 60318, 77852, 90477, 116778, 120636, 175167, 180954, 233556, 271431, 350334, 361908, 525501, 542862, 700668, 1051002, 1085724, 1576503, 2102004, 3153006, 4729509, 6306012, 9459018, 18918036, 21740171, 43480342, 65220513, 86960684, 130441026, 195661539, 260882052, 391323078, 586984617, 782646156, 1173969234, 1760953851, 2347938468, 3521907702, 5282861553, 7043815404, 10565723106, 21131446212]

約数ペア:

[(1, 21131446212), (2, 10565723106), (3, 7043815404), (4, 5282861553), (6, 3521907702), (9, 2347938468), (12, 1760953851), (18, 1173969234), (27, 782646156), (36, 586984617), (54, 391323078), (81, 260882052), (108, 195661539), (162, 130441026), (243, 86960684), (324, 65220513), (486, 43480342), (972, 21740171), (1117, 18918036), (2234, 9459018), (3351, 6306012), (4468, 4729509), (6702, 3153006), (10053, 2102004), (13404, 1576503), (19463, 1085724), (20106, 1051002), (30159, 700668), (38926, 542862), (40212, 525501), (58389, 361908), (60318, 350334), (77852, 271431), (90477, 233556), (116778, 180954), (120636, 175167)]