21492072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42643}}^1$

素因数の和:42662

約数の個数: 48

約数和(自身を含む): 66524640

約数和(自身を除く): 45032568

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, 42643, 85286, 127929, 170572, 255858, 298501, 341144, 383787, 511716, 597002, 767574, 895503, 1023432, 1194004, 1535148, 1791006, 2388008, 2686509, 3070296, 3582012, 5373018, 7164024, 10746036, 21492072]

約数ペア:

[(1, 21492072), (2, 10746036), (3, 7164024), (4, 5373018), (6, 3582012), (7, 3070296), (8, 2686509), (9, 2388008), (12, 1791006), (14, 1535148), (18, 1194004), (21, 1023432), (24, 895503), (28, 767574), (36, 597002), (42, 511716), (56, 383787), (63, 341144), (72, 298501), (84, 255858), (126, 170572), (168, 127929), (252, 85286), (504, 42643)]