21383640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59399}}^1$

素因数の和:59416

約数の個数: 48

約数和(自身を含む): 69498000

約数和(自身を除く): 48114360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59399, 118798, 178197, 237596, 296995, 356394, 475192, 534591, 593990, 712788, 890985, 1069182, 1187980, 1425576, 1781970, 2138364, 2375960, 2672955, 3563940, 4276728, 5345910, 7127880, 10691820, 21383640]

約数ペア:

[(1, 21383640), (2, 10691820), (3, 7127880), (4, 5345910), (5, 4276728), (6, 3563940), (8, 2672955), (9, 2375960), (10, 2138364), (12, 1781970), (15, 1425576), (18, 1187980), (20, 1069182), (24, 890985), (30, 712788), (36, 593990), (40, 534591), (45, 475192), (60, 356394), (72, 296995), (90, 237596), (120, 178197), (180, 118798), (360, 59399)]