21353058

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1584

約数の個数: 40

約数和(自身を含む): 48416940

約数和(自身を除く): 27063882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 1481, 1602, 2403, 2962, 4443, 4806, 7209, 8886, 13329, 14418, 26658, 39987, 79974, 119961, 131809, 239922, 263618, 395427, 790854, 1186281, 2372562, 3558843, 7117686, 10676529, 21353058]

約数ペア:

[(1, 21353058), (2, 10676529), (3, 7117686), (6, 3558843), (9, 2372562), (18, 1186281), (27, 790854), (54, 395427), (81, 263618), (89, 239922), (162, 131809), (178, 119961), (267, 79974), (534, 39987), (801, 26658), (1481, 14418), (1602, 13329), (2403, 8886), (2962, 7209), (4443, 4806)]