21276174

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 22188786

約数列:

[1, 2, 3, 6, 97, 139, 194, 263, 278, 291, 417, 526, 582, 789, 834, 1578, 13483, 25511, 26966, 36557, 40449, 51022, 73114, 76533, 80898, 109671, 153066, 219342, 3546029, 7092058, 10638087, 21276174]

約数ペア:

[(1, 21276174), (2, 10638087), (3, 7092058), (6, 3546029), (97, 219342), (139, 153066), (194, 109671), (263, 80898), (278, 76533), (291, 73114), (417, 51022), (526, 40449), (582, 36557), (789, 26966), (834, 25511), (1578, 13483)]