21650190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{2663}}^1$

素因数の和:2944

約数の個数: 32

約数和(自身を含む): 52171776

約数和(自身を除く): 30521586

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2663, 2710, 4065, 5326, 7989, 8130, 13315, 15978, 26630, 39945, 79890, 721673, 1443346, 2165019, 3608365, 4330038, 7216730, 10825095, 21650190]

約数ペア:

[(1, 21650190), (2, 10825095), (3, 7216730), (5, 4330038), (6, 3608365), (10, 2165019), (15, 1443346), (30, 721673), (271, 79890), (542, 39945), (813, 26630), (1355, 15978), (1626, 13315), (2663, 8130), (2710, 7989), (4065, 5326)]