21490434

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6317}}^1$

素因数の和:6341

約数の個数: 48

約数和(自身を含む): 55194048

約数和(自身を除く): 33703614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6317, 12634, 18951, 37902, 44219, 56853, 88438, 113706, 132657, 170559, 265314, 341118, 397971, 511677, 795942, 1023354, 1193913, 1535031, 2387826, 3070062, 3581739, 7163478, 10745217, 21490434]

約数ペア:

[(1, 21490434), (2, 10745217), (3, 7163478), (6, 3581739), (7, 3070062), (9, 2387826), (14, 1535031), (18, 1193913), (21, 1023354), (27, 795942), (42, 511677), (54, 397971), (63, 341118), (81, 265314), (126, 170559), (162, 132657), (189, 113706), (243, 88438), (378, 56853), (486, 44219), (567, 37902), (1134, 18951), (1701, 12634), (3402, 6317)]