21293740.000000000

素因数分解:

$2^2\times 3^3\times {\mathrm{863}}^1\times {\mathrm{1721}}^1$

素因数の和:2597

約数の個数: 48

約数和(自身を含む): 416586240

約数和(自身を除く): 256182156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 863, 1721, 1726, 2589, 3442, 3452, 5163, 5178, 6884, 7767, 10326, 10356, 15489, 15534, 20652, 23301, 30978, 31068, 46467, 46602, 61956, 92934, 93204, 185868, 1485223, 2970446, 4455669, 5940892, 8911338, 13367007, 17822676, 26734014, 40101021, 53468028, 80202042, 160404084]

約数ペア:

[(1, 160404084), (2, 80202042), (3, 53468028), (4, 40101021), (6, 26734014), (9, 17822676), (12, 13367007), (18, 8911338), (27, 5940892), (36, 4455669), (54, 2970446), (108, 1485223), (863, 185868), (1721, 93204), (1726, 92934), (2589, 61956), (3442, 46602), (3452, 46467), (5163, 31068), (5178, 30978), (6884, 23301), (7767, 20652), (10326, 15534), (10356, 15489)]