21490068120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179083901}}^1$

素因数の和:179083915

約数の個数: 32

約数和(自身を含む): 64470204720

約数和(自身を除く): 42980136600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179083901, 358167802, 537251703, 716335604, 895419505, 1074503406, 1432671208, 1790839010, 2149006812, 2686258515, 3581678020, 4298013624, 5372517030, 7163356040, 10745034060, 21490068120]

約数ペア:

[(1, 21490068120), (2, 10745034060), (3, 7163356040), (4, 5372517030), (5, 4298013624), (6, 3581678020), (8, 2686258515), (10, 2149006812), (12, 1790839010), (15, 1432671208), (20, 1074503406), (24, 895419505), (30, 716335604), (40, 537251703), (60, 358167802), (120, 179083901)]