21082973191

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{1427}}^1\times {\mathrm{5689}}^1$

素因数の和:7183

約数の個数: 24

約数和(自身を含む): 25009734960

約数和(自身を除く): 3926761769

約数列:

[1, 7, 49, 53, 371, 1427, 2597, 5689, 9989, 39823, 69923, 75631, 278761, 301517, 529417, 2110619, 3705919, 8118203, 14774333, 56827421, 397791947, 430264759, 3011853313, 21082973191]

約数ペア:

[(1, 21082973191), (7, 3011853313), (49, 430264759), (53, 397791947), (371, 56827421), (1427, 14774333), (2597, 8118203), (5689, 3705919), (9989, 2110619), (39823, 529417), (69923, 301517), (75631, 278761)]