21461639055

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1\times {\mathrm{57667}}^1$

素因数の和:58295

約数の個数: 32

約数和(自身を含む): 35198701824

約数和(自身を除く): 13737062769

約数列:

[1, 3, 5, 15, 43, 129, 215, 577, 645, 1731, 2885, 8655, 24811, 57667, 74433, 124055, 173001, 288335, 372165, 865005, 2479681, 7439043, 12398405, 33273859, 37195215, 99821577, 166369295, 499107885, 1430775937, 4292327811, 7153879685, 21461639055]

約数ペア:

[(1, 21461639055), (3, 7153879685), (5, 4292327811), (15, 1430775937), (43, 499107885), (129, 166369295), (215, 99821577), (577, 37195215), (645, 33273859), (1731, 12398405), (2885, 7439043), (8655, 2479681), (24811, 865005), (57667, 372165), (74433, 288335), (124055, 173001)]