21042924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8081}}^1$

素因数の和:8126

約数の個数: 48

約数和(自身を含む): 57931776

約数和(自身を除く): 36888852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8081, 16162, 24243, 32324, 48486, 56567, 96972, 113134, 169701, 226268, 250511, 339402, 501022, 678804, 751533, 1002044, 1503066, 1753577, 3006132, 3507154, 5260731, 7014308, 10521462, 21042924]

約数ペア:

[(1, 21042924), (2, 10521462), (3, 7014308), (4, 5260731), (6, 3507154), (7, 3006132), (12, 1753577), (14, 1503066), (21, 1002044), (28, 751533), (31, 678804), (42, 501022), (62, 339402), (84, 250511), (93, 226268), (124, 169701), (186, 113134), (217, 96972), (372, 56567), (434, 48486), (651, 32324), (868, 24243), (1302, 16162), (2604, 8081)]