21980952

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43613}}^1$

素因数の和:43632

約数の個数: 48

約数和(自身を含む): 68037840

約数和(自身を除く): 46056888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43613, 87226, 130839, 174452, 261678, 305291, 348904, 392517, 523356, 610582, 785034, 915873, 1046712, 1221164, 1570068, 1831746, 2442328, 2747619, 3140136, 3663492, 5495238, 7326984, 10990476, 21980952]

約数ペア:

[(1, 21980952), (2, 10990476), (3, 7326984), (4, 5495238), (6, 3663492), (7, 3140136), (8, 2747619), (9, 2442328), (12, 1831746), (14, 1570068), (18, 1221164), (21, 1046712), (24, 915873), (28, 785034), (36, 610582), (42, 523356), (56, 392517), (63, 348904), (72, 305291), (84, 261678), (126, 174452), (168, 130839), (252, 87226), (504, 43613)]