21980135664

素因数分解:

$2^4\times 3^2\times {\mathrm{7507}}^1\times {\mathrm{20333}}^1$

素因数の和:27854

約数の個数: 60

約数和(自身を含む): 61525071816

約数和(自身を除く): 39544936152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 7507, 15014, 20333, 22521, 30028, 40666, 45042, 60056, 60999, 67563, 81332, 90084, 120112, 121998, 135126, 162664, 180168, 182997, 243996, 270252, 325328, 360336, 365994, 487992, 540504, 731988, 975984, 1081008, 1463976, 2927952, 152639831, 305279662, 457919493, 610559324, 915838986, 1221118648, 1373758479, 1831677972, 2442237296, 2747516958, 3663355944, 5495033916, 7326711888, 10990067832, 21980135664]

約数ペア:

[(1, 21980135664), (2, 10990067832), (3, 7326711888), (4, 5495033916), (6, 3663355944), (8, 2747516958), (9, 2442237296), (12, 1831677972), (16, 1373758479), (18, 1221118648), (24, 915838986), (36, 610559324), (48, 457919493), (72, 305279662), (144, 152639831), (7507, 2927952), (15014, 1463976), (20333, 1081008), (22521, 975984), (30028, 731988), (40666, 540504), (45042, 487992), (60056, 365994), (60999, 360336), (67563, 325328), (81332, 270252), (90084, 243996), (120112, 182997), (121998, 180168), (135126, 162664)]