21876470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28411}}^1$

素因数の和:28436

約数の個数: 32

約数和(自身を含む): 49095936

約数和(自身を除く): 27219466

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 28411, 56822, 142055, 198877, 284110, 312521, 397754, 625042, 994385, 1562605, 1988770, 2187647, 3125210, 4375294, 10938235, 21876470]

約数ペア:

[(1, 21876470), (2, 10938235), (5, 4375294), (7, 3125210), (10, 2187647), (11, 1988770), (14, 1562605), (22, 994385), (35, 625042), (55, 397754), (70, 312521), (77, 284110), (110, 198877), (154, 142055), (385, 56822), (770, 28411)]