21942327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 33454080

約数和(自身を除く): 11511753

約数列:

[1, 3, 11, 31, 33, 89, 93, 241, 267, 341, 723, 979, 1023, 2651, 2759, 2937, 7471, 7953, 8277, 21449, 22413, 30349, 64347, 82181, 91047, 235939, 246543, 664919, 707817, 1994757, 7314109, 21942327]

約数ペア:

[(1, 21942327), (3, 7314109), (11, 1994757), (31, 707817), (33, 664919), (89, 246543), (93, 235939), (241, 91047), (267, 82181), (341, 64347), (723, 30349), (979, 22413), (1023, 21449), (2651, 8277), (2759, 7953), (2937, 7471)]