21364476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2377}}^1$

素因数の和:2498

約数の個数: 48

約数和(自身を含む): 57528576

約数和(自身を除く): 36164100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2377, 2996, 4494, 4754, 7131, 8988, 9508, 14262, 16639, 28524, 33278, 49917, 66556, 99834, 199668, 254339, 508678, 763017, 1017356, 1526034, 1780373, 3052068, 3560746, 5341119, 7121492, 10682238, 21364476]

約数ペア:

[(1, 21364476), (2, 10682238), (3, 7121492), (4, 5341119), (6, 3560746), (7, 3052068), (12, 1780373), (14, 1526034), (21, 1017356), (28, 763017), (42, 508678), (84, 254339), (107, 199668), (214, 99834), (321, 66556), (428, 49917), (642, 33278), (749, 28524), (1284, 16639), (1498, 14262), (2247, 9508), (2377, 8988), (2996, 7131), (4494, 4754)]