21014170778890

素因数分解:

$2^1\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{1615232189}}^1$

素因数の和:1615233497

約数の個数: 16

約数和(自身を含む): 37854581604840

約数和(自身を除く): 16840410825950

約数列:

[1, 2, 5, 10, 1301, 2602, 6505, 13010, 1615232189, 3230464378, 8076160945, 16152321890, 2101417077889, 4202834155778, 10507085389445, 21014170778890]

約数ペア:

[(1, 21014170778890), (2, 10507085389445), (5, 4202834155778), (10, 2101417077889), (1301, 16152321890), (2602, 8076160945), (6505, 3230464378), (13010, 1615232189)]