21019182

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 43799712

約数和(自身を除く): 22780530

約数列:

[1, 2, 3, 6, 37, 73, 74, 111, 146, 219, 222, 438, 1297, 2594, 2701, 3891, 5402, 7782, 8103, 16206, 47989, 94681, 95978, 143967, 189362, 284043, 287934, 568086, 3503197, 7006394, 10509591, 21019182]

約数ペア:

[(1, 21019182), (2, 10509591), (3, 7006394), (6, 3503197), (37, 568086), (73, 287934), (74, 284043), (111, 189362), (146, 143967), (219, 95978), (222, 94681), (438, 47989), (1297, 16206), (2594, 8103), (2701, 7782), (3891, 5402)]