21477510108

素因数分解:

$2^2\times 3^2\times {\mathrm{337}}^1\times {\mathrm{1181}}^1\times {\mathrm{1499}}^1$

素因数の和:3027

約数の個数: 72

約数和(自身を含む): 54533934000

約数和(自身を除く): 33056423892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 337, 674, 1011, 1181, 1348, 1499, 2022, 2362, 2998, 3033, 3543, 4044, 4497, 4724, 5996, 6066, 7086, 8994, 10629, 12132, 13491, 14172, 17988, 21258, 26982, 42516, 53964, 397997, 505163, 795994, 1010326, 1193991, 1515489, 1591988, 1770319, 2020652, 2387982, 3030978, 3540638, 3581973, 4546467, 4775964, 5310957, 6061956, 7081276, 7163946, 9092934, 10621914, 14327892, 15932871, 18185868, 21243828, 31865742, 63731484, 596597503, 1193195006, 1789792509, 2386390012, 3579585018, 5369377527, 7159170036, 10738755054, 21477510108]

約数ペア:

[(1, 21477510108), (2, 10738755054), (3, 7159170036), (4, 5369377527), (6, 3579585018), (9, 2386390012), (12, 1789792509), (18, 1193195006), (36, 596597503), (337, 63731484), (674, 31865742), (1011, 21243828), (1181, 18185868), (1348, 15932871), (1499, 14327892), (2022, 10621914), (2362, 9092934), (2998, 7163946), (3033, 7081276), (3543, 6061956), (4044, 5310957), (4497, 4775964), (4724, 4546467), (5996, 3581973), (6066, 3540638), (7086, 3030978), (8994, 2387982), (10629, 2020652), (12132, 1770319), (13491, 1591988), (14172, 1515489), (17988, 1193991), (21258, 1010326), (26982, 795994), (42516, 505163), (53964, 397997)]