16342921

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 4393079

約数列:

[1, 7, 29, 31, 49, 53, 203, 217, 343, 371, 899, 1421, 1519, 1537, 1643, 2597, 6293, 9947, 10633, 10759, 11501, 18179, 44051, 47647, 75313, 80507, 308357, 333529, 527191, 563549, 2334703, 16342921]

約数ペア:

[(1, 16342921), (7, 2334703), (29, 563549), (31, 527191), (49, 333529), (53, 308357), (203, 80507), (217, 75313), (343, 47647), (371, 44051), (899, 18179), (1421, 11501), (1519, 10759), (1537, 10633), (1643, 9947), (2597, 6293)]