21094773

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 34977024

約数和(自身を除く): 13882251

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1597, 1887, 4403, 4791, 11179, 13209, 27149, 33537, 59089, 81447, 177267, 190043, 413623, 570129, 1004513, 1240869, 3013539, 7031591, 21094773]

約数ペア:

[(1, 21094773), (3, 7031591), (7, 3013539), (17, 1240869), (21, 1004513), (37, 570129), (51, 413623), (111, 190043), (119, 177267), (259, 81447), (357, 59089), (629, 33537), (777, 27149), (1597, 13209), (1887, 11179), (4403, 4791)]